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1) This is the first time he went abroad.
=> He hasn't gone abroad before
2) She started driving 1 month ago.
=> She has drived for 1 month
3) We began eating when it started to rain.
=> We have eaten since it started to rain.
4) I last had my hair cut when I left her.
=> I haven't had my hair cut since I left her.
5) The last time she kissed me was 5 months ago.
=> She hasn't kissed me for 5 months
6) It is a long time since we last met.
=> We haven't met since a long time .
7) When did you have it ?
=> How long have you had it ?
8) This is the first time I had such a delicious meal .
=> I haven't had such a delicious meal before
9) I haven't seen him for 8 days.
=> The last I saw him was 8 days ago
10) I haven't taken a bath since Monday.
=> It is
1 I haven't cooked for 3 years
2 How long have you bought that bag?
3 I haven't seen him for 2 days
4 I have written blog for 2 months
5 She has lived in Da Nang since she was child
6 I haven't visited my grandparents for 5 years
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 
Ex1 viết lại câu sao cho nghĩa không thay đổi
1.This last time she came black to her hometown was 4 years ago
=>she hasn`t....come back to her hometown for 4 years.................................................................................
2.He stared working as a bank clerk 3 months ago.
=>he has....worked as a bank clerk for 3 months.....................................................................................
3.It has been 5 years since we first flew to Singapore.
=>we have.......flown to Singapore for 5 years............................................................................
4. I last had my hair cut in November.
=>I haven`t cut my hair since November
5.The last time we called each other was 5 months ago
=>We haven`t called each other for 5 months
6.It is a long time since we last met
=>We haven`t met for a long time
7 .when did you have it?
=>How long have you had it ?
8.This is the fist time I had such a delicious meal
=>I haven`t had such a delicious meal before
9.I haven`t seen him for 8 days
=>The last time i last saw him was 8 days ago
10.To day is Saturday.I haven`t taken a bath since Wednesday.
=>It is Wednesday since i last took a bath
=>Bn này ở bẩn quá .ĐỌc c10
1.This last time she came black to her hometown was 4 years ago
=>she hasn`t....come back to her hometown for 4 years.................................................................................
2.He stared working as a bank clerk 3 months ago.
=>he has....worked as a bank clerk for 3 months.....................................................................................
3.It has been 5 years since we first flew to Singapore.
=>we have.......flown to Singapore for 5 years............................................................................
4. I last had my hair cut in November.
=>I haven`t cut my hair since November
5.The last time we called each other was 5 months ago
=>We haven`t called each other for 5 months
6.It is a long time since we last met
=>We haven`t met for a long time
7 .when did you have it?
=>How long have you had it ?
8.This is the fist time I had such a delicious meal
=>I haven`t had such a delicious meal before
9.I haven`t seen him for 8 days
=>The last time i last saw him was 8 days ago
10.To day is Saturday.I haven`t taken a bath since Wednesday.
=>It is Wednesday since i last took a bath
Rewrite
1. They have taught in this school since 2007.
-> They started teaching in this school in 2007.
2. Minh began to collect stamps in 2000.
-> Minh has collected stamps since 2000.
3. I haven`t been to Bristol for three years.
-> The last time I was to Bristol was three years ago.
4. I last Wrote to ......my uncle in July
-> I haven`t written to my uncle since july.
5. She has been to Ha Noi for 5 years.
-> The last time she was to hanoi was 5 years ago
6. The last time it rained was a fortnight ago.
-> It haven't rained for a fortnight
7. I last saw him when was a student.
-> I haven`t seen him since when was a student
8. I haven`t done any gardening for three years.
-> The last time I did gardening was three years ago
9. The last time we went to London was two years ago.
-> We haven`t gone to London for two years .
10. The last time she visited me was a year ago.
-> She hasn`t visited me for a year .
11. It`s a long time since we became close friends.
-> We have become close friend for a long time
12. It is ages since Alan visited his parents.
-> Alan hasn't visited his parents for ages
13. It hasn`t rained for two months.
-> It is two months since it last rained
14. We have know each other for two years.
-> It`s two years since we knew each other
1. They have taught in this school since 2007.
-> They started teaching in this school in 2007.
2. Minh began to collect stamps in 2000.
-> Minh has collected stamps since 2000.
3. I haven`t been to Bristol for three years.
-> The last time I was to Bristol was three years ago.
4. I last Wrote to ......my uncle in July
-> I haven`t written to my uncle since july.
5. She has been to Ha Noi for 5 years.
-> The last time she was to hanoi was 5 years ago
6. The last time it rained was a fortnight ago.
-> It haven't rained for a fortnight
7. I last saw him when was a student.
-> I haven`t seen him since when was a student
8. I haven`t done any gardening for three years.
-> The last time I did gardening was three years ago
9. The last time we went to London was two years ago.
-> We haven`t gone to London for two years .
10. The last time she visited me was a year ago.
-> She hasn`t visited me for a year .
11. It`s a long time since we became close friends.
-> We have become close friend for a long time
12. It is ages since Alan visited his parents.
-> Alan hasn't visited his parents for ages
13. It hasn`t rained for two months.
-> It is two months since it last rained
14. We have know each other for two years.
-> It`s two years since we knew each other
1. This is the first time he went abroad.
=> He hasn't went abroad before.
2. She started driving 1 month ago
=> She has driven for 1 month.
3. We began eating when it started to rain
=> We have eaten since it started to rain
4. I last had my hair cut when i left her
=> I haven't had my hair cut since i left her
5. The last time she kissed me was 5 months ago
=> She hasn't kissed me for 5 months
6. It is a long time since we last met
=> We haven't met for a long time
7. When did you have it ?
=> How long have you had it ?
8. This is the first time i such a delicicous meal.
=> I haven't such a delicicous meal before
9. I haven't seen him for 8 days
=> The last time i saw him was 8 days ago
10. I haven't taken a bath since Monday.
=> The last time i took a bath was in Monday
Mình cũng không biết có đúng hay không nên bạn cứ tham khảo thử xem nhá. Cảm ơn 
Rewrite the following sentence not to change their meanings:
1. This is the first time he went abroad.
=>He hasn't........gone abroad before.....................
2. She started driving 1 month ago.
=>She has........driven for 1 month......................
3. We began eating when it started to rain.
=> We have........eaten since it started to rain. .........................
4. I last had my hair cut when I left her.
=> I haven't..............had my hair cur since I left her............................
5. The last time she kissed me was 5 months ago.
=> She hasn't..........kissed me for 5 months........................
6. It is a long time since we last met.
=> We haven't.........met for a long time.....................
7. When did you have it?
=> How long...................have you had it..........................?
8. This is the first time I had such a delicious meal.
=> I haven't............ had such a delicious mea before..................................
9. I haven't seen him for 8 days.
=> The last..................time I saw him 8 years ago.......................
10. I haven't taken a bath since Monday.
=> It is........Monday since I last took a bath......................
6. i haven't seen her for a long time
->i didn't see her a long time ago
7. how long have you learnt french?
->how long ago did you start learning French?
8. when did you strart to listen to classical music?
->how long have you listened to classical music?
9. i last saw her 10 years ago
->i haven't seen her for 10 years
10.how long have you bought this car
->when did you buy this car?
11. this is the first time he went abroad
->he hasn't gone abroad before
12.she started driving 1 month ago
->she has driven for 1 month
13.we began eating when it started to rain
->we have eaten since it started to rain
14.it is a long time since we last met
>we haven't met for a long time
15. when did you have it
->how long have you had it?
6. i haven't seen her for a long time->i didn't ..see her a long time ago .........
7. how long have you learnt french?->how long ago.....did you start learning EL ? .......
8. when did you strart to listen to classical music?->how long have you listened to classical music ?
9. i last saw her 10 years ago->i haven't seen her for 10 years
10.how long have you bought this car->when did you buy this car ?
11. this is the first time he went abroad->he hasn't gone abroad before
12.she started driving 1 month ago ->she has started driving for 1 month
13.we began eating when it started to rain ->we have eaten since it started to rain
14.it is a long time since we last met>we haven't met for a long time
15. when did you have it->how long have you had it ?
Chúc bạn học tốt
1. This is the first time he has gone abroad
=>He hasn't....gone abroad before.
2. She started driving one month ago
=>She has.....driven for month
3. We began eating when it started to rain
=> We have....eaten since it started to rain
4.I last had my hair out when I left her
=>I haven't...had my hair cut since I left her.
5.The last time she kissed me was Smotths(đề)
=>She hasn't....kissed me for/since ...
6. It's a long time since we last met
=>We haven't...met for a long time
7. When did you have it?
=> How long...have you had it?
8.This is the first time I have had such a deliaous
=>I haven't...had such a delicious meal before.
9. I haven't seen him for 8 days
=> The last... I saw him was 8 days ago.
10. I haven't taken a bath for 3 days
=> It is...3 days since I took a bath
1 The last time I cooked was 3 years ago.
-> I haven't cooked for 3 years
2 When did you buy that bag?
->When have you bought that bag
3 I last saw him 2 days ago
->I haven't seen him for 2 days
4 I started writing blog 2 months ago
->I haven't written blog for 2 months
5 she began living in Danang when she was child
->She has lived in Da Nang since she was a child
6 It is 5 years since i last visit my grandparents
->I haven't visited my grandparents for 5 years
7 when did you start loving him
->How long have you loved him
8 The last time I went to bar was 6 years ago
->I haven't gone to bar for 6 years
9 it's years since she wrote to me
->She hasn't written to me for years
10 I last too a bath 2 days ago
->I haven't taken a bath for 2 days