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Forms of the verb: V-ing / To-infinitive / Bare-infinitive
1. Oh! I can feel something (crawl)..crawling.... up my leg. It must be an insect.
2. Can you smell something (burn).burning....?
3. The old man (sit)..sitting... on the park bench looked at the (jog)...jogging... woman.
4. She likes her children (go)....going.... to the dentist every six months.
5. (Lie)...lying.... on the beach is much more pleasantthan (sit)..sitting.... in the office.
6. It's not much use (have)..having.... a bicycle if you don't know how to ride it.
7. Try to avoid being late. He hates (be)........being.......... kept (wait).....to wait .......
8. I can't afford (go)....to go..... out tonight. I haven't got enough money.
9. You'll never regret (do).to do..... a kind action
1. My father told me ( not stay ) .....not to stay.....up too late .
2. Would you mind (look)......looking.......after my son while I'm out?
3.They decided ( move) .....to move..... two a new house last week.
4. We shouldn't ( talk ) ......talk.......in class.
5. I can't (finish ) ......finish..........my work before noon.
6. How about ( go ) ......going.......to school on foot?
7. She enjoys ( listen ).......listening..........to music in her freetime.
8. She refushed ( lend ) .......to lend.......me money.
9. Let's ( go ) .......go.......camping this weekend!
10. I don't want ( live ) ......to live........without you.
III. Give the correct form of the verbs in brackets, using to- inf / bare inf / V-ing
1. My father told me ( not stay ) ....not to stay......up too late .
2. Would you mind (look)...looking..........after my son while I'm out?
3.They decided ( move) ...to move....... two a new house last week.
4. We shouldn't ( talk ) ...talk..........in class.
5. I can't (finish ) ......finish.........my work before noon.
6. How about ( go ) ....going.........to school on foot?
7. She enjoys ( listen )......listening...........to music in her freetime.
8. She refushed ( lend ) ....lending..........me money.
9. Let's ( go ) ......go........camping this weekend!
10. I don't want ( live ) .......to live.......without you.
Chia dạng đúng của động từ trong ngoặc
1. This knife is used for (cut) ......cutting....... down trees
2. We saw her (enter).......enter....... that house last weekend
3. We are looking forward to (hear).....hearing...... from you next week
4. THey gave up (gamble)......gambling....... long ago
5. My mother told me ( not speak)......not to speak....... to anyone about it
6. I am beginning (understand).....to understand... what you have told me
7. It is interesting (study) .....to study...... the history of today's motion- picture industry
8. I hope (not do )........not to do.......... that tiring word again
9. Are his ideas worth (listen)......listening ......to ?
10. Would you mind ...........keeping.......(keep) silent? I'm trying .......to study......(study)
11. Could you please stop..........making....... (make) so much noise?
12.I've put off ..........writing ........ (write) the letter so many times. I really must do it today
13. You must promise .....not to be..........(not/be) late again
Complete the sentence with must or have / has to . Sometimes both are possible.
1. Vietnamese children _____have to_____ wear uniform when they go to school.
2. Last night my sister was ill . We _____had to/ must_____ call the doctor.
3. I have bad toothache . I _____must_____ make an appointment with the dentist.
4. I don't want to _______have to_____ wait in a queue for ages.
5. She _______has to______ work on Saturday morning.
6. When you come to California, you ______must______ come and see us soon.
7. This is a terrible party . We ______must_____ go home.
8. If there are no taxis we'll _______have to_____ walk.
9. Daniel ______must_____ go to the bank . He hasn't any money.
10. You really ______must/ have to_____ hurry up , Vicky . We don't want to be late.
1. Vietnamese children ___have to _______ wear uniform when they go to school.
2. Last night my sister was ill . We __must ________ call the doctor.
3. I have bad toothache . I ____have to ______ make an appointment with the dentist.
4. I don't want to _______have to _____ wait in a queue for ages.
5. She ___has to __________ work on Saturday morning.
6. When you come to California, you ___have to _________ come and see us soon.
7. This is a terrible party . We ___must ________ go home.
8. If there are no taxis we'll ____have to ________ walk.
9. Daniel ____has to _______ go to the bank . Hehasn't any money.
10. You really _____have to ______ hurry up , Vicky . We don't want to be late.
Chúc bạn học tốt !!! 
Complete the sentence with must or have / has to . Sometimes both are possible.
1. Vietnamese children _____have to_____ wear uniform when they go to school.
2. Last night my sister was ill . We _____had to/must_____ call the doctor.
3. I have bad toothache . I _____must_____ make an appointment with the dentist.
4. I don't want to _______have to_____ wait in a queue for ages.
5. She _______has to______ work on Saturday morning.
6. When you come to California, you ______must______ come and see us soon.
7. This is a terrible party . We ______must_____ go home.
8. If there are no taxis we'll _______have to_____ walk.
9. Daniel ______must_____ go to the bank . He hasn't any money.
10. You really ______must/ have to_____ hurry up , Vicky . We don't want to be late.
Complete the sentences with have to/has/had to.
1. Bill start work at 5a.m. He has to get up at four ( he/get up)
2. I broke my arm last week. Did you have to go to hospital? ( you/go)
3. There was a lot of noise from the street. We had to close the window ( we/close)
4. Karen can't stay for the whole meeting. She has to leave early ( she/leave)
5. How old do you have to be to drive in your country ( you/be)
6. I don't have much time. I have to hurry.( I/hurry)
7. I low is Paul enjoying his new job ? Does he have to travel a lot? ( he/travel)
8. "I'm afraid I can't stay long" "What time do you have to go ?" ( you/go)
9. "Tbe bus was late again". "How long did you have to wait ?" ( you/want)
10. There was nobody to help me. I had to do everything by my sell ( I/do)
Complete the sentences with have to/has/had to.
1. Bill start work at 5a.m. He has to get up at four ( he/get up)
2. I broke my arm last week. Did you have to go to hospital? ( you/go)
3. There was a lot of noise from the street. We had to close the window ( we/close)
4. Karen can't stay for the whole meeting. She has to leave early ( she/leave)
5. How old do you have to be to drive in your country ( you/be)
6. I don't have much time. I have to hurry.( I/hurry)
7. I low is Paul enjoying his new job ? Does he have to travel a lot? ( he/travel)
8. "I'm afraid I can't stay long" "What time do you have to go ?" ( you/go)
9. "Tbe bus was late again". "How long did you have to wait ?" ( you/want)
10. There was nobody to help me. I had to do everything by my sell ( I/do)
ex3. complete each sentence with might / must / should { not }
1. nancy said you didn't need to buy her anything for her birthday , but I really think you _____should______ at least get her some flowers or nice bottle of wine
2. debbie said she was really busy this week ,but I think she _______might____ show up at the party if she doesn't have to work overtime on friday
3. nina said she would come over right after work , so she ________should_______ be here by 6:00
4. oh my god , he's unconscious . don't move him - he ___might_____ have intenal injuries
5. Dan : where's the remote control ? I want to change the channel
Fiona: I don't know . It _____might_______ be under the couch
6. experts agree that to master a foregn language , you ______should_____ practicce the language regularly
7. new research suggests that exercise can reduce the chance of heat disesse as well as canser . that's why I told my father that he ________should_________ start walking once a day
8. we ____should____ invite sally and her husband to come to the picnic on saturday . we haven't seen them in weeks
1.I'm trying to..get rid of.my cold..
2.I hope you soon.get better..
3.I..get home late.after working all night.
4.She.got the sack...because her work was unsatisfactory.
5.We ought to go home,It's.getting dark..
6.He didn't laugh because he didn't.get the joke..
7.I need plenty of time to..get ready.before I go out.
8.I.got a headache...after the party.
9.I was so excited that I couldn't.get to sleep..
10.If you can't do it yourself,you'll have to.get someone else to do it..for you
1.Please..get around.your work,I didn't mean interrupt you.
2.She doesn't.get on with..her younger breother,they're always quarrelling.
3.I hope I'll be able to.get round to..answering the letter this evening.
4.They managed to..get out of.doing the work by preventing to be busy.
5.I tried to.get ..the point.across..to him but he didn't seem to see what I was...
6.The dull weather is do depressing-It's.getting ..me..down.
7.However difficult a problem is,there's usually a way to.get at..it.
8.You don't need two hot meals a day.I'm sure you can..get by.on one.
9....get off.the bus when you get to the railway station.
10.How are you.getting on..with this exercise?
11.I've tried ringing her several times but I haven't been able to.get through...
12.They decided to.,get together..later in the week for an informal meeting.
1.I'm trying to..get rid of.my cold..
2.I hope you soon.get better..
3.I..get home late.after working all night.
4.She.got the sack...because her work was unsatisfactory.
5.We ought to go home,It's.getting dark..
6.He didn't laugh because he didn't.get the joke..
7.I need plenty of time to..get ready.before I go out.
8.I.got a headache...after the party.
9.I was so excited that I couldn't.get to sleep..
10.If you can't do it yourself,you'll have to.get someone else to do it..for you
1.Please..get around.your work,I didn't mean interrupt you.
2.She doesn't.get on with..her younger breother,they're always quarrelling.
3.I hope I'll be able to.get round to..answering the letter this evening.
4.They managed to..get out of.doing the work by preventing to be busy.
5.I tried to.get ..the point.across..to him but he didn't seem to see what I was...
6.The dull weather is do depressing-It's.getting ..me..down.
7.However difficult a problem is,there's usually a way to.get at..it.
8.You don't need two hot meals a day.I'm sure you can..get by.on one.
9....get off.the bus when you get to the railway station.
10.How are you.getting on..with this exercise?
11.I've tried ringing her several times but I haven't been able to.get through...
12.They decided to.,get together..later in the week for an informal meeting.
1. Bill started work at 6 a.m
->he/get .he had to get...... up at 5
2. Kate can't stay for the whole meeting
-> she/leave ..she has to leave ............ early
3. I don't have much time
->I/hurry ......l have to hurry...........
4. I broke my arm last week
-> Did you have to go to the hospital ?
5. there was a lot of noise from the street
-> we/lose......we had to lose ............ the window
6. I'm afraid I can't stay long
-> what time (you/go) ..do you have to go............. ?
7. How is paul enioying his new iob
-> he / travel.....Does he have to travel......a lot ?
8.My mother wasn't at home yesterday
-> I/do.........l had to do....... all the housework.
1. Bill started work at 6 a.m ->he/get .he had to get .......................................... up at 5
2. Kate can't stay for the whole meeting-> she/leave ..she hass leave .................... early
3. I don't have much time ->I/hurry ......l have to hurry............4. I broke my arm last week -> you/go ............Had you to go.......... to the hospital ?
5. there was a lot of noise from the street -> we/lose..........we had to lose .................. the window
6. I'm afraid I can't stay long -> what time (you/go) ..have you to go...................... ?
7. How is paul enioying his new iob -> he / travel ........he has to travel............ a lot ?
8.My mother wasn't at home yesterday -> I/do.........l had to do.............. all the housework.
ex1. complete the sentenses with v-ing or v-inf
1. I'm not in a hurry . I don't mind { wait } _____wating____ for you
2. I always try to avoid { borrow } ______borrowing_____ money from friends
3. the traffic was very heavy this morning , but I managed { get } ______to get______ to school on time
4. could you please stop { make } ______making______ so much noise ?
5. would you mind { keep } ______keeping______ silent ? I am trying { study } ________to study________
6. they don't have much money . they can't afford { go } _______to go______ out very often
7. my mother can't stand { stay } _____staying____ at home without doing anything
8. you must promise { not/be } _______not to be_______ late again.