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1. I haven't heard him since August
=> I last heard him was in August.
2. I haven't seen him since I was a student
=> I last saw him when I was a student.
=> The last time I saw him was I was a student.
3. It is the first time she has eaten this kind of meat
=> She has never eaten this kind of meat before
=> She hasn't eaten this meat before
4. I haven't eaten this kind of food before
=> This is the first time I have eaten that kind of food .
=> I have never eaten that kind of food before
5. This is the first time she has read this book
=> She has never read this book before
=> She has not read this book before
1. She left university two years ago .
- It is ____two years since she left university.___
2. Laurence hasn't seen her sister since she left for Japan .
- Laurence last ___saw her sister when she left for Japan .______
3. Lucy hasn't worn that dress since Barbara's wedding.
- The last time Lucy ___worn that dress was at Barbara's wedding.____
4. My mother started working at this school 25 years ago.
- My mother has___started working at this school for 25 years.____
5. I have never been to this entertainment park before.
- This is ____the first time I have ever been to this entertainment park_____
6. I haven't heart from him since August .
- The last time ___heart from him was in August . ____
7. I haven't seen him since I was a student .
- I last ____saw him when I was a student .______
8. The last time I played football was in 1970.
- I haven't ____played football since 1970.____
9.We haven't seen Tom since he moved to Bristol .
- We last _____saw Tom when he moved to Bristol ._____
10. This is the first time Bob has ever visited VietNam.
- Bob____has never visited VietNam before.______
HỌC TỐT 
QUÁ KHỨ ⇔ HIỆN TẠI HOÀN THÀNH :
1. She left university two years ago .
- It is two years since she left university.
2. Laurence hasn't seen her sister since she left for apan .
- Laurence last saw her sister when she left for Japan.
3. Lucy hasn't worn that dress since Barbara's wedding.
- The last time Lucy worn that dress was at Barbara's wedding.
4. My mother started working at this school 25 years ago.
- My mother has worked at this school for 25 years.
5. I have never been to this entertainment park before.
- This is the first time I have been to this entertainment park.
6. I haven't heart from him since August .
- The last time I heard from him in August.
7. I haven't seen him since I was a student .
- I last saw him when I was a student.
8. The last time I played football was in 1970.
- I haven't played football since 1970.
9.We haven seen Tom sincehe movied to Bristol .
- We last saw Tom when he movied to Bristol.
10. This is the first time Bob has ever visited VietNam.
- Bob has never visited Viet Nam before.
1. I last had my hair cut in November.
=> I haven't had my hair cut since November.
2. The last time we called each other was 5 months ago.
=> We haven't called each other for 5 months.
3. It is a long time since we last met.
=> We haven't met for a long time.
4. When did you have it?
=> How long is it since you had it ?
5. This is the first time I had such a delicious meal.
=> I have never seen such a delicious meal before.
6. I haven't seen him for 8 days.
=> The last time I saw him was 8 days ago.
7. Today is Saturday. I haven't taken a bath since Wednesday.
=> It is three days since I last took a bath.
viết lại câu
it is a long time since we last wee
-we haven't met for a long time
i last drank champagne at my brother's wedding
-i haven't drunk champagne since my brother's wedding
he last paid taxes in 1970
-he hasn't paid taxes since 1970
i last eat meat 5 years ago
-i haven't eaten mear for 5 years
it is a long time since we last wee
-we haven't (động từ là j z)
i last drank champagne at my brother's wedding
-i haven't drunk champagne since my brother's wedding
he last paid taxes in 1970
-he hasn't paid texas since 1970
i last eat meat 5 years ago
-i haven't eaten meat for 5 years
I. Rewrite the following sentences.
1. It's ages since I took any photos.
- I have....not taken photos for ages........................................
2. Tom has not had his hair cut for a moth.
- It's.........a month since Tom last had his hair cut...............................................
3. Tom hasn't seen "Titanic" before.
- It's the first time...... the first time Tom saw ''Titanic''.............................
4. The last time I was abroad was in the summer of 2000.
- I...............not been abroad since the summer of 2000.......................................................................
5. Tom last watched T.V on New Year's Day.
- Tom.......hasn't watched TV since New Year's day.....................................................................
6. It's three months since the windows were cleaned.
- The windows...........haven't been cleared for 3 months.................................................
7. My friends began studying English fifteen years ago.
- My friends..........has studied English for 15 years.............................................................
8. My father hasn't played football since 1980.
- The last time........my father played football was 1980..............................................
9. He hasn't drunk any beer since the accident happened.
- He last..... drank beer when the accident happened................................................................
10. My brother started smoking two years ago.
- My brother..........has smoked for 2 years............................................
11. We haven't met Tom since he got married.
- We last.......met Tom when he got married....................................................
12.This is the first time I ate this kind of foos.
- I haven't...... .....eaten this kind of food before................................................
13. It's four years since I got maried.
- I have.......not got married for 4 years........................................
14. He has been working for this factory for three years.
- He started.............working for this factory three years ago...........................................................
3. Tom hasn't seen "Titanic" before.
- It's the first time Tom has seen "Titanic"
4. The last time I was abroad was in the summer of 2000.
- I haven't been abroad since the summer of 2000 7. My friends began studying English fifteen years ago.- My friends have studied English for fifteen years
8. My father hasn't played football since 1980.
- The last time my father played football was in 1980
13. It's four years since I got maried.
- I have been married for four years
Chuyển giữ nguyên nghĩa:
1) It's three years since I last spoke to her.
I haven't...........................spoken to her for three years...............................
2) Tam doesn't type as fast as used to.
Tom used..............................to type faster than he does now...................................
3) Plese turn down the radio for me said my father.
My father asked.........................me to turn down the radio for him................................
5) He last came back to his home village five months ago. (For)
He hasn't come back to his home village for five months.
6) My aunt managed a small business in the city but doesn't any more. (used)
My aunt used to manage a small business in the city.
7) The bread is so stale that we can't eat it ( fresh enough)
The bread isn't fresh enough for us to eat.
8) I last read books in July.
I haven't read books since July.
9) It is a long time since we become close fiends.
We have become close friends for a long time.
10) The last time she visited me was five months ago.
We have not been visited by her for five months.
1.I started the job 6 years ago.
-> I have got the job for 6 years
2.The last timeI saw him was in June.
->I haven't seen hime since June
3. I haven't seen that man here before-
>It's the first time I have seen that man
4.The last time I saw David was in 1990
->I haven't seen David since 1990
5.I haven't eaten this kind of food before.
->This is the first time I have eaten this kind of food
6.It's 20 years since we got married.
-> We have got married for 20 years
7.We last saw our granparents five years ago.
-> We haven't seen our grandparents for five years
Rewrite the following sentences so that the meaning stays the same
1: Lan hasn't written to Maryam for a month
-> Lan didn't write to Maryam a month ago.
2: I haven't seen her for a long time
-> I didn't see her a long time ago.
3: Tom and Mary have worked in that factory since 1990
-> Tom and Mary started working in that factory in 1990
4 : I haven't written to you for a month -
> I last wrote to you a month ago.
5: I have lived in Hue since I was an eleven-year-old girl
-> I last lived in Hue when I was an eleven-year-old girl.
Câu 10 nên viết lại là How long has your father HAD that car? sẽ đúng hơn. Vì hiện tại hoàn thành sẽ diễn tả hành động kéo dài từ quá khứ đến hiện tại, còn hành động "buy" (mua) sẽ chỉ xảy ra trong một mốc thời gian thôi, hành động have (sở hữu) mới là hành động kéo dài, dùng đc ở thì hiện tại hoàn thành
QUÁ KHỨ⇔ HIỆN TẠI HOÀN THÀNH :
1. She hasn't gone out with him for 5 months .
❏ The last time ...she went out with him was 5 months ago............................................
2. We haven't seen such a cruel mother before .
❏ This is the first ..time we have seen such a cruel mother...........................................
3. It's two years since we last saw Mr. Jones
❏ We haven't ....seen Mr.Jones for 2 years.................................................
4. This is the first time I have visited the USA .
❏ I haven't ......visited the USA before....................................................
5. I have learnt English for ten years now .
❏ I began learning English 10 years ago
6.She moved London 20 years ago
❏ She has moved London for 20 years................................................................
7.The Pikes haven't visited Paris for 2 years .
❏ The last time the Pikes visited Paris was 2 years ago...........................................................
8. I stopped writing to him a week ago .
❏ I haven't written to him for a week....................................................................
9. Mary has learnt French for 6 years .
❏ It's 6 years since Mary started learning ENglish.............................................................................
10. When did your father buy that car ?
❏ How long has your father bought that car?.....................................................................
11.I have never met a more warm-hearted person than my mother is .
❏ My mother is the most warm -hearted person I have ever met
12.I have never seen such a bad film as that one in the cinema .
❏ That is the worst film I have ever seen.
13. That's the strangest film I've ever seen .
-> I've never seen such a strange film as that one...........................................................................
14. I've never known such a beautiful girl before .
-> This is the first time I have known such a beautiful girl
15. Mrs. Lien is the most warm-hearted person I've ever met.
-> I've never met a more warm-hearted person than .Mrs.Lien.
I haven't seen my aunt since eight o'clock
-> The last time .I saw my aunt was eight o'clock ago.
The last time I have seen my aunt since was eight o'çlock ago