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1. I [ not hear ] ..didn't hear..... the thunder during the storm last night because I ..was sleeping... [ sleep]
2. it [be] ... was ... beautiful yesterday when we [go] .. went .... for a walk in the park . the sun [ shine ] .... was shining.. the birds ... were singing... [sing]
3. my brother and sister [ talk] ..... were talking..... about something when I [ walk] ..... walked..... into the room
4. tom [go] ..... went..... to his firend's house , but the boys [not be] . weren't..... there.
they [ play] .. were playing..... soccer in the vacant lot down the street
5. the little boy [ fall ] ... fell... asleep while his mother [ read ] ... was reading..... him a story
6. I really [ enjoy ] .... enjoyed..... my holiday last january . while it [ snow ] ... was snowing..... in Iowa , the sun [ shine ] .... was shining... in frolida
7. while ted [ shovel ] ..... was shoveling..... snow from his driveway yesterday , his wife [ bring ] ... brought...... him a cup of hot chocolate
8. john [ have ] ... had..... a car accident last week . he [ drive ] .. was driving...... down the street when sunddenly a lorry [ hit ] ..hit...... his car from behind
9. they [ wait ] ... were waiting..... for me when I [ arrive ] ..... arrived... at the station
Ex 3 : Chia động từ ở thì quá khứ hoặc quá khứ tiếp diễn
1 . I ................. called.....................( call) Mr . Wilson at 9 last night , but he ( not be ) .............. wasn't......................at home . He ( study ) ....... was studying........ at the library
2 . I ................ didn't hear....................... ( not hear ) the thunder during the storm last night because I ............... was sleeping............. ( sleep )
3 . It was beautiful yesterday when we went for a walk in the park . The sun ............. was shining.................( shine ) . The birds ..........were singing............. ( sing )
4 . My brother and sister ................ were talking...............( talk ) about something When I ..............walked................. ( walk ) into the room.
5 . Tom went to his friends house , but the boys ................. weren't.....................( not be ) there . Thay ( play ) ............. were playing...................soccer in the vacant lot down the street .
6 . The little boy .................. fell................( fall ) asleep while his mother ...............was reading .....................( read ) him a story .
7 . I really enjoyed last January . While it ................ was snowing................( snow ) in Lowa , the sun...............was shining...........( shine ) in Florida.
8 . John ................. had...................( have ) a car accident last week . He ................... was driving................( drive ) down the street when suddenly a lorry .................. hit..................( hit ) his car from behind .
9 . Ten years ago , the government ............. decided..............( decide ) to begin a food programme . At that time , many people in the rural areas ..............starved......................( starve ) due to several years of drought
Ex 3 : Chia động từ ở thì quá khứ hoặc quá khứ tiếp diễn
1 . I was calling .( call) Mr . Wilson at 9 last night , but he ( not be ) .wasn't at home . He ( study ) was studying at the library
2 . I didn't heard ( not hear ) the thunder during the storm last night because I ( sleep ) was sleeping
3 . It was beautiful yesterday when we went for a walk in the park . The sun shined .( shine ) . The birds .were singing . ( sing )
4 . My brother and sister were talking ( talk ) about something When I .. ( walk ) walked into the room.
5 . Tom went to his friends house , but the boys weren't ( not be ) there . Thay ( play ) ..were playing soccer in the vacant lot down the street .
6 . The little boy was falling ( fall ) asleep while his mother was reading .( read ) him a story .
7 . I really enjoyed last January . While it .was snowing ( snow ) in Lowa , the sun. was shining ( shine ) in Florida.
8 . John had .( have ) a car accident last week . He .was driving .( drive ) down the street when suddenly a lorry .( hit ) hit his car from behind .
9 . Ten years ago , the government . decided ( decide ) to begin a food programme . At that time , many people in the rural areas were starving ( starve ) due to several years of drought
Chia động từ ở thì quá khứ hoặc quá khứ tiếp diễn
1. I __called_ (call) Mr Wilson at 9 last night, but he (not be)__wasn't__at home. He (study) ___was studying__ at the library
2. I __didn't hear_ (not hear) the thunder during the storm last night because I __was sleeping__ (sleep)
3. It was beautiful yesterday when we went for a walk in the park. The sun___was shining__(shine). The birds___was singing_(sing)
4. My brother and sister __were talking__ (talk) about something when I ___walked__ (walk) into the room.
5. Tom went to his friends ‘house, but the boys __weren't_ (not be) there. They (play)__were playing__soccer in thevacant lot down the street.
6. The little boy ____fell__ (fall) asleep while his mother___was reading_ (read) him a story.
7. I really enjoyed my holiday last January. While it___was snowing__(snow) in Iowa, the sun __was shining__ (shine) in Florida.
8. While Ted __was shoveling__ (shovel) snow from his driveway yesterday, his wife ____was bringing___ (bring) him a cup of hot chocolate.
9. John ____had__ (have) a car accident last week. He __was driving__ (drive) down the street when suddenly a lorry __hit__ (hit) his car from behind.
10. Ten years ago, the government ___decided___ (decide) to begin a food programme. At that time, many people in the rural areas __were starving___ (starve) due to several years of drought.
11. They ___were waiting___(wait) for me when I __arrived___ at the station (arrive)
12. She __was swimming__ (swim) in the sea when I _saw_ her (see)
13. __Were__they___playing__(play) tennis when it _started__ raining (start)?
14. We __were driving__ (drive) home from the theatre when the police __stopped__(stop) us.
15. The wind ___blew___ (blow) very hard when I __was going__(go) out this morning.
Chia động từ ở thì quá khứ hoặc quá khứ tiếp diễn
1. I _________CALLED_______ (call) Mr Wilson at 9 last night, but he (not be)_______WASN'T__________at home. He (study) __________WAS STUDYING_____ at the library
2. I _______DIDN'T HEAR__________ (not hear) the thunder during the storm last night because I _____WAS SLEEPING___________ (sleep)
3. It was beautiful yesterday when we went for a walk in the park. The sun________WAS SHINING______(shine). The birds_______WERE SINGING______(sing)
4. My brother and sister _________WERE TALKING_______ (talk) about something when I WAS WALKING(walk) into the room.
5. Tom went to his friends ‘house, but the boys ______WEREN'T_____________ (not be) there. They (play)____WERE PLAYING_________soccer in thevacant lot down the street.
6. The little boy _____FELT__________ (fall) asleep while his mother__________WAS READING_________ (read) him a story.
7. I really enjoyed my holiday last January. While it_______WAS SNOWING________(snow) in Iowa, the sun __________WAS SHINING____ (shine) in Florida.
8. While Ted ______WAS SHOVELLING_________ (shovel) snow from his driveway yesterday, his wife _____________BROUGHT____ (bring) him a cup of hot chocolate.
9. John ________HAD_________ (have) a car accident last week. He __________WAS DRIVING________ (drive) down the street when suddenly a lorry _______HIT___________ (hit) his car from behind.
10. Ten years ago, the government ____DECIDED___________ (decide) to begin a food programme. At that time, many people in the rural areas ________WERE STARVING_______ (starve) due to several years of drought.
11. They _______WERE WAITING___________(wait) for me when I ______ARRIVED_________ at the station (arrive)
12. She _____WAS SWIMMING___________ (swim) in the sea when I ________SAW___________ her (see)
13. ____________WERE_______they____________PLAYING______(play) tennis when it _______SARTED__________ raining (start)?
14. We ________WERE DRIVING__________ (drive) home from the theatre when the police _________STOPPED_________(stop) us.
15. The wind _______BLOWED___________ (blow) very hard when I _____WAS GOING___________(go) out this morning.
Chia động từ ở thì quá khứ hoặc quá khứ tiếp diễn
1. I _________called_______ (call) Mr Wilson at 9 last night, but he (not be)_________wasn't________at home. He (study) ________was studying_______ at the library
2. I ________didn't hear_________ (not hear) the thunder during the storm last night because I _________was sleeping_______ (sleep)
3. It was beautiful yesterday when we went for a walk in the park. The sun________was shining______(shine). The birds________were singing_____(sing)
4. My brother and sister __________were talking______ (talk) about something when I _________walked_______ (walk) into the room.
5. Tom went to his friends ‘house, but the boys ________weren't___________ (not be) there. They (play)_______were playing______soccer in thevacant lot down the street.
6. The little boy _________fell______ (fall) asleep while his mother___________was reading________ (read) him a story.
7. I really enjoyed my holiday last January. While it_________was snowing______(snow) in Iowa, the sun _______was shining_______ (shine) in Florida.
8. While Ted ________was shoveling_______ (shovel) snow from his driveway yesterday, his wife __________brought_______ (bring) him a cup of hot chocolate.
9. John ___________had______ (have) a car accident last week. He __________was driving________ (drive) down the street when suddenly a lorry _________hit_________ (hit) his car from behind.
10. Ten years ago, the government _________decided______ (decide) to begin a food programme. At that time, many people in the rural areas ________were starving_______ (starve) due to several years of drought.
11. They _________were waiting__________(wait) for me when I __________arrived_______ at the station (arrive)
12. She _________was swimming_______ (swim) in the sea when I ___________saw________ her (see)
13. _________were__________they___________playing_______(play) tennis when it __________started_______ raining (start)?
14. We ___________were driving_______ (drive) home from the theatre when the police __________stopped_______(stop) us.
15. The wind __________was blowing________ (blow) very hard when I _________went_______(go) out this morning.
II. Chia động từ ở thì quá khứ hoặc quá khứ tiếp diễn
1. I _____called___________ (call) Mr Wilson at 9 last night, but he (not be)________wasn't_________at home. He (study) ___was studying____________ at the library
2. I _______didn't hear__________ (not hear) the thunder during the storm last night because I _____was sleeping___________ (sleep)
3. It was beautiful yesterday when we went for a walk in the park. The sun_______was shining_______(shine). The birds__were singing__________(sing)
4. My brother and sister ______were talking__________ (talk) about something when I _______walked_________ (walk) into the room.
5. Tom went to his friends ‘house, but the boys _______weren't____________ (not be) there. They (play)______were playing_______soccer in thevacant lot down the street.
6. The little boy ______fell_________ (fall) asleep while his mother___________was reading________ (read) him a story.
7. I really enjoyed my holiday last January. While it______was snowing_________(snow) in Iowa, the sun ___was shining___________ (shine) in Florida.
8. While Ted ______was shoveling_________ (shovel) snow from his driveway yesterday, his wife ____brought_____________ (bring) him a cup of hot chocolate.
9. John ___________had______ (have) a car accident last week. He ____________was driving______ (drive) down the street when suddenly a lorry _________hit_________ (hit) his car from behind.
10. Ten years ago, the government _____decided__________ (decide) to begin a food programme. At that time, many people in the rural areas ______were starving_________ (starve) due to several years of drought.
11. They _______were waiting____________(wait) for me when I ______arrived___________ at the station (arrive)
12. She ______was swimming__________ (swim) in the sea when I _______saw____________ her (see)
13. _________were __________they______playing___________(play) tennis when it _______started__________ raining (start)?
14. We _______were driving___________ (drive) home from the theatre when the police ____stopped______________(stop) us.
15. The wind _______was blowing___________ (blow) very hard when I _______went_________(go) out this morning.
II. Chia động từ ở thì quá khứ hoặc quá khứ tiếp diễn
1. I ________wasn't calling________ (call) Mr Wilson at 9 last night, but he (not be)_________wasn't________at home. He (study) ________was studying_______ at the library
2. I __________didn't hear_______ (not hear) the thunder during the storm last night because I _________was sleeping_______ (sleep)
3. It was beautiful yesterday when we went for a walk in the park. The sun________was shining______(shine). The birds_____were singing________(sing)
4. My brother and sister _________were talking_______ (talk) about something when I ____walked____________ (walk) into the room.
5. Tom went to his friends ‘house, but the boys __________weren't_________ (not be) there. They (play)______were playing_______soccer in thevacant lot down the street.
6. The little boy ______felt_________ (fall) asleep while his mother____________was reading_______ (read) him a story.
7. I really enjoyed my holiday last January. While it________was snowing_______(snow) in Iowa, the sun _________was shining_____ (shine) in Florida.
8. While Ted ________was shovelling_______ (shovel) snow from his driveway yesterday, his wife _______brought__________ (bring) him a cup of hot chocolate.
9. John ________had_________ (have) a car accident last week. He ______was driving____________ (drive) down the street when suddenly a lorry ___________hit_______ (hit) his car from behind.
10. Ten years ago, the government __________decided_____ (decide) to begin a food programme. At that time, many people in the rural areas ____were starving___________ (starve) due to several years of drought.
11. They __________were waiting_________(wait) for me when I _____arrived____________ at the station (arrive)
12. She __________was swimming______ (swim) in the sea when I _________saw__________ her (see)
13. ____________Were_______they_______________playing___(play) tennis when it __________started_______ raining (start)?
14. We ________were driving__________ (drive) home from the theatre when the police __________stopped________(stop) us.
15. The wind _________blowed_________ (blow) very hard when I ___________was going_____(go) out this morning.
chia quá khứ tiếp diễn hoặc quá khứ đơn
1, My brother and sister __were talking_____( talk )about something when I __walked_____(walk) into the room.
Tom went to his friends ‘house, but the boys ____weren't_______________ (not be) there. They (play)____were playing_________soccer in the vacant lot down the street.
2, The little boy ___was falling___(fall) asleep while his mother__was reading__ (read) him a story.
3, I really enjoyed my holiday last January. While it_____was snowing__________(snow) in Iowa, the sun _______was shining_______ (shine) in Florida.
4, While Ted ____was shovelling___ (shovel) snow from his driveway yesterday, his wife __was bringing_____ (bring) him a cup of hot chocolate.
5, John ___had_____(have) a car accident last week. He ___was driving____(drive) down the street when suddenly a lorry _____hit____________ (hit) his car from behind.
6. Ten years ago, the government ___decided__ (decide) to begin a food programme. At that time, many people in the rural areas ____were strarving___(starve) due to several years of drought.
7. They ___were waiting__ (wait ) for me when I at the station __arrived___(arrive)
8. She __was swimming___(swim) in the sea when I __saw____ her (see)
Theo mình nghĩ thì:
1. i really enjoyed my holiday last january. While it.........was snowing........(snow) in lowa, the sun ........was shining.....(shine) in Florida
2. While Ted.......was shoveling.....(shovel) snow from his driveway yesterday, his wife....brought...(bring)him a cup of hot chocolate
VII. Chia động từ trong ngoặc
1.I CALLED (call) Mr Wilson at 9 last night, but he (not be) WASN'T at home. He (study) WAS STUDYING at the library
2.I DIDN'T HEAR (not hear) the thunder during the storm last night because I WAS SLEEPING (sleep)
3.It was beautiful yesterday when we went for a walk in the park. The sun WAS SHINING (shine). The birds WERE SINGING(sing)
4.My brother and sister WERE TALKING (talk) about something when I WALKED (walk) into the room.
5.Tom went to his friends ‘house, but the boys WEREN'T (not be) there. They (play) WERE PLAYING soccer in the vacant lot down the street.
6.The little boy FELL (fall) asleep while his mother WAS READING (read) him a story.
7.I really enjoyed my holiday last January. While it WAS SNOWING (snow) in Iowa, the sun WAS SHINING (shine) in Florida.
8.While Ted SHOVEL (shovel) snow from his driveway yesterday, his wife WAS BRINGING (bring) him a cup of hot chocolate.
9.John HAD (have) a car accident last week. He WAS DRIVING (drive) down the street when suddenly a lorry HIT (hit) his car from behind.
10. Ten years ago, the government DECIDED (decide) to begin a food programme. At that time, many people in the rural areas WERE STARVING (starve) due to several years of drought.
11. They WERE WAITING (wait) for me when I ARRIVED at the station (arrive)
12. She WAS SWIMMING (swim) in the sea when I SAW her (see)
13. WERE they PLAYING (play) tennis when it STARTED raining (start)?
VIII. Pick out the word that has the stress pattern different from the rest.
1. A. return B. believe C. emigrate D. reward
2. A. character B. addition C. sociable D. medical
3. A. behavior B. message C. curly D. wardrobe
4. A. select B. exchange C. conclude D. detail
5. A. memory B. together C. different D. stationary
6. A. yourself B. furniture C. chemical D. injure
7. A. electricity B. include C. repair D. machine
8. A. experiment B. arrange C. transmit D. message
9. A. furniture B. invention C. machine D. assistant
10. A. admire B. responsible C. complete D. difficulty
IX. Choose the best answer to complete each sentence.
1. These shoes .................... to me. A. belong B. belongs C. are belonging D. all of these
2. I saw a thief take Bill’s wallet so I ran ................ him, but I didn’t catch him.
A. into B. over C. after D. near
3. She asked ...................... of young people to come to her party.
A. quite too many B. quite a lot C. so very many D. a very lot
4. I called on her yesterday; she ................. a meal at the time.
A. cooked B. has cooked C. was cooking D. cook
5. Is there anything wrong .............. your car? A. in B. about C. of D. with
6. Nothing ................. I do seems to please her.
A. which B. that C. who D. whom
7. They forced us ................. their invitation.
A. accept B. accepted C. accepting D. to accept
8. She loves ____________ stamps.
collect B. collects C. collecting D. to collecting
9. She tells stories to the children ................ before they go to bed.
A. at night B. in the night C. at every night D. in every night
10. My grandfather is ................. to walk without stick.
A. enough old B. old enough C. quite old D. too old
11. You will become ill .................. you stop working harder.
A. until B. when C. unless D. if
12. When I woke up this morning, it .....................
A. rains B. rained C. was raining D. had rained
13. Everyone ................ Tom was invited to the party.
A. as B. but C. from D. for
14. I tried ................ the bus, but I missed it.
A. catching B. catch C. to catch D. catch up
15. Playing video games ................ popular among children nowadays.
A. is B. was C. had been D. will be
16. .................he cannot afford a car, he goes to work by bicycle.
A. Because B. As C. Since D. All are correct
17. My boss will have a meeting ……………. 7 a.m to 14 p.m .
A. at B. from C. in D. till
18. We like to watch the stars …………… night.
A. in B. at C. on D. to
19. Everyone in he world ................ to lead a happy life.
A. wants B. want C. is wanting D. are wanting
20. We must give the pupils an opportunity to find ................ own solution to the problem.
A. his B. her C. one’s D. their
I.Odd one out.
1. a. driven b. kite c. lively d.bite.
2. a. blow b. cow c. low d. show.
3.a.premises b.refrigerator c. resort d. defeat.
4. a. robbery b. protect c.contest d. moderate
5. a. athletics b.through c.thing d.sunbathe
6. a. mother b. bother c. brother d. another => ???
7.a.champion b. children c. cheap d.chorus
8.a.wishes b.fences c.clothes d. courses
9. a.treatment b. teaching c. disease d.head
10. a. studious b. adult c. thunder d.public.
II. Choose the best answer
1. I saw/ was seeing the accident when I was waiting for the taxi.
2. What were you doing/ did you do when I phoned?
3. They didn't visit/ weren't visiting their friends last summer holiday.
4. It rained/ was raining heavily last July.
5. While people were talking to each other, he read/ was reading his book.
6. Chris was eating/ ate pizza every weekend last month.
7. While we were running/ run in the park, Mary fell over.
8. Did you find/ Were you finding your keys yesterday?
9. Who was she dancing/ did she dance with at the party last night?
10. They were watching/ watched football on TV all day.
III. Correct mistakes
1. I was play=> playing football when she called me.
2. Was you study=> studying Math at 5 p.m. yesterday?
3. What was she do=> doing while her mother was making lunch?
4. Where did you went=> go last Sunday?
5. They weren't=> didn't sleep during the meeting last Monday.
6. He got up early and have=> had breakfast with his family yesterday morning.
7. She didn't broke=> break the flower vase. Tom did.
8. Last week my friend and I go=> went to the beach on the bus.
9. While I am=>was listening to music, I heard the doorbell.
10. Peter turn=> turned on the TV, but nothing happened.
IV. Give the correct form of the words
1. After his parent dies, he was sent to an ___ORPHANAGE__. [ORPHAN]
2. Some of my _CLASSMATES____ are going to my birthday party. [CLASS]
3. Mr. Tín makes friend very easily because he is very ___SOCIABLE__. [SOCIAL]
4. We like our English teacher for his sense of ___HUMOR__. [HUMOUROUS]
5. Is this bag big enough for these __GROCERIES___. [GROCER]
6. He is the most respected person in my __NEIGHBORHOOD___. [NEIGHBOR]
7. Tam and Quang rarely talk freely about themselves. They’re __RESERVED___. [RESERVE]
8. We are making ____ARRANGEMENT_ for the trip to Saigon next week. [ARRANGE]
9. Tom is working as an __ASSISTANT___ to Professor Tin. [ASSIST]
10. I can think ___UNCOUTABLE__ reasons for not attending the meeting. [COUNT]
11. They are demonstrating a new computer system at the __EXHIBITION___. [EXHIBIT]
12. Some __CUSTOMERS___ are not very satisfied with the service of ThangLoi hotel. [CUSTOMS]
13. The company has arranged for the __DELIVERY___ of the furniture to the house. [DELIVER]
14. At the exhibition, Bell ___PRESENTED__ his device to the public. [PRESENT]
15. Be careful to cover the _ELECTRICAL____ for the safety of the children. [ELECTRIC]
16. __SAFETY___ precaution! [SAFE]
17. Every ___HOUSEHOLD__ in my neighborhood has at least one TV set. [HOUSE]
18. The child __INJURED___ himself in the kitchen, but the __INJURY___ wasn’t serious. [INJURE]
19. I’m going to the shop for a rice-___COOKER__. [COOK]
20. Cook the meat in the _STEAMER____ for at least 30 minutes. [STEAM]
V: Chia đúng các động từ sau ở thì quá khứ đơn và quá khứ tiếp diễn
In my last holiday, I went to Hawaii. When I (go) 1.......WENT.....to the beach for the first time, something wonderful happened. I (swim)2.....WAS SWIMMING.......in the sea while my mother was sleeping in the sun. My brother was building a castle and my father WAS DRINKING (drink)3 some water. Suddenly I (see)4....SAW........a boy on the beach. His eyes were blue like the water in the sea and his hair (be)5......WAS......beautiful black. He was very tall and thin and his face was brown. My heart (beat)6.....WAS BEATING.......fast. I (ask)7........ASKED....him for his name with a shy voice. He (tell)8.......TOLD.....me that his name was John. He (stay)9.....STAYED.......with me the whole afternoon. In the evening, we met again. We ate pizza in a restaurant. The following days we (have)10.....HAD.......a lot of fun together. At the end of my holidays when I left Hawaii I said good-bye to John. We had tears in our eyes. He wrote to me a letter very soon and I answered him.
VI. Chia động từ trong ngoặc
1.I _____WAS GOING_____down the street when it begin to rain (go)
2.At this time last year, I ___WILL BE ATTENDING____an English course (attend
3.Jim ____WAS STANDING_____ under the tree when he heard an explosion (stand)
4.The boy fell and hurt himself while he ___WAS RIDING____ a bicycle (ride)
5.When we met them last year, they______WERE LIVING____ in Santiago (live)
6.The tourist lost his camera while he_____WAS WALKING____ around the city (walk)
7.The lorry _______WAS GOING__ very fast when it hit our car (go)
8.While I ____WAS STUDYING___in my room, my roommate ____IS HAVING___ a party in the other room (study/have)
9.Mary and I_____HAD JUST LEFT______ the house when the telephone rang (just leave)
10.We ____WERE SITTING_____ in the café when they saw us (sit)
I. Put the verbs in the blackets with pasr tense or Past Progressive Continous tense.
1. I (call) called Mr Wilson at 9 last night, but he (not be)wasn't at home. He (study)was studying at the library.
2. I (not hear)didn't hear the thunder during the storm last night because I (sleep)was sleeping.
3. It was beautiful yesterday when we went for a walk in the park. The sun (shine)was shining. The birds (sing)were singing.
4. My brother and sister (talk)was talking about somrthing when I (walk) walked into the room.
5. Tom went to his friend 's house, but the boys (not be) weren't here. They (play)were playing soccer in the vacant lot down in the street.
6. The little boy (fall) fell asleep while his mother (read) was reading him a story.
7. I really enjoyed my holiday last January. While it (snow)was snowing in Iowa, the sun (shine)was shining in Florida.
8. While Ted (sholve) was sholving snow from his driveway yesterday, his wife (bring)brought him a cup of hot chocolate.
9. John (have)had a car accident last week. He (drive) was driving down the street when suddenly a lorry (hit)hit his car from behind .
10. Ten years ago, the government (decide) decided to begin the food progamme. At that btime, many people in the rural areas (starve) were starving due to several years of drought.
11. They (wait)were waiting for me when I (arrive) arrived at the station.
12. Shr (swim) was swimming in the sea when I (see) sawher.
13. were They (play) playing tennis when it started raining (start)?
14. We (drive)was driving home from the theatre when the police (stopstopped us.
15. The wind (blow) was blowing very hard when I (go)went out this morning.
16. When she (leave) left him, he (become) became quite ill.
17. I (be)was looking for some photors when you rang but I (not find)didn't find them.