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1,change these sentences into passive.
a) They haven't done anything since he left ;
nothing has been done since he left
b) A doctor has just examined John ;
john has just been examined by a doctor
c) They haven't used this machine for ages ;
this machine hasn't been used for ages
d) Have several people just seen the accident ?
has the accident just been seen by several people?
1,change these sentences into passive.
a) They haven't done anything since he left ;
=> Anything hasn't been done since he left
b) A doctor has just examined John ;
=> John has been examined by a doctor
c) They haven't used this machine for ages ;
=> This machine hasn't been used for ages by them
d) Have several people just seen the accident ?
=> Has the accident been seen by several people ?
#Yiin
1 it's necessary for me to clean his table
-> do I need to clean his table?
2 she has just written an article about the accident
-> an article about the accident hasjust been written by she
3 we haven't eaten seafood since last summer vaction
-> we last ate seafood last summer vacation (?)
4 they haven't learned english for 2 years
-> it's 2 years since they didnt learn English
5 she left without leaving any message
-> she left as she didnt leave any message (?)
6 although his leg was broken , he managed to come on time
->in spite of the broken leg,he managed to come on time
1.They last talked to each other two months ago. ---> They haven't talked to each other for two months.
2.The last time she saw her elder sister was in 1999. --->She hasn't seen her elder sister since 1999.
3.She hasn't written to me for years.---> It's years since she wrote to me.
4.Robert and Catherine have been married for ten years.--->It's ten years Robert and Catherine married.
5.It's two weeks since they deaned their room.----->They haven't cleaned their room for two weeks.
6.It's over six months since John had his hair cut.---->John has had his hair cut for over six months.
7.how long is it since he wrote to you?--->When was the last time he wrote to you?
8.I last had my hair cut when I left her.--->I haven't had a new hair cut since I left her.
9.The last time she kissed me was 5 months ago.--->She hasn't kissed me for 5 months.
10.It is a long time since we last met.--->We haven't met for a long time.
11.I haven't seen him for 8 days.-->The last time I saw him was 8 days ago.
12.I haven't taken a bath since Monday.-->It is last Monday since I took a bath.
13.It's 2 years since i had a punture.--->I have had a punture for 2 years.
14.It's 2 months since he earned any money.--->He has earned any money for two months.
1 , They haven't talked to each other for two months
2, she hasn't seen her elder sister since 1999
3,It's years since she wrote to me
4,It's ten years Robberts and Cathetine married
5, They haven't cleaned their room for two weeks
Chúc bạn học tốt 
1.My teacher hasn't given us any tests for 1 month
→It's......................a month ago since my teacher gave us any tests...................................
2.It's ages since I saw her
→I haven't.......................seen her for ages............................
3.Is's a long time since we became close friends
→We have..................become close friend for a long time...........................
4.It's three years since he last came here
→He hasn't.....................come here for three years..................................
5.They haven't written to each other for years
→It's years..........................since they last wrote to each other................................
1.My teacher hasn't given us any tests for 1 month
→It's 1 month ago since my teacher gave us any tests
2.It's ages since I saw her
→I haven't seen her for ages
3.Is's a long time since we became close friends
→We have become close friends for a long time
4.It's three years since he last came here
→He hasn't come here for three years
5.They haven't written to each other for years
→It's years since they last wrote to each other.
1. They haven't been to a football match for a long time.
→ It's been a long time since they ……last been to……..a football match.
2. Why don't you learn Italian ?
—>If I were you, I ………would ………….learn Italian.
3. If you don't practise the violin every day, you won't improve.
→You won't improve unless……you practice…… the violin every day.
4. There are only a few films this month.
→There aren't very……the number of……. films this month.
5. This stadium is too small for us to play football in.
→This stadium isn't…big enough for us to play football in
Turn into passive voice.
1. They have just painted the posters.
=>The posters have just been painted.
2. They have used that dictionary for ten years.
=>That dicitionary have been used for ten years.
3. People have spoken English in that country since 1776.
=>English has been spoken in that country by people in 1776.
4. The browns have invited him to the party.
=>He has been invited to the party by the Browns.
5. Someone has already carried that named to the meeting.
=>That named has been carried to the the meeting.
6. They have celebrated Teaches' Day largely since 1982.
=>Teachers' Day has been celebrated largely since 1982.
7. Someone has broken that chair.
=>That chair has been broken.
8. They haven't bought the flowers yet.
=>The flowers haven't been bought yet.
9. They have make uniforms for these students recently.
=>Uniforms have been made for these students recently.
Since/for
1. They haven't been used...for.. many years
2. She's been working...since.. nine this morning
3. I haven't eaten...... house
không hiểu
4. It has been raining...for... ages
5. India has been independant...since... 1947
6. They have been married..since.... October
7. How many years is it....since.. you graduated from junior high school?
1. They haven't been used for many years
2. She's been working since nine this morning
3. I haven't eaten...... house (?)
4. It has been raining for ages
5. India has been independant since 1947
6. They have been married since October
7. How many years is it since you graduated from junior high school?