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1. I've never met such a famous person before
- He's the most famous person I've ever met.
2. there's no need for them to come there
- They don't have to come there.
3. It's ages since Nam visited his old teacher
- Nam hasn't visited his old teacher since ages.
4. I haven't eaten this kind of food before
- This is the first time I've eaten this kind of food.
5.We have run out of tea
- There is no tea left.
6. It's a ten-hour drive from Ha Noi to Quang Binh
- It takes me ten hours to drive from Ha Noi to Quang Binh.
7. My mother is always nervous then she travel by air
- Travelling by air always makes my mother nervous.
8. He started working as a doctor eight years ago
- He has worked as a doctor for eight years.
9. I haven"t been to Ho Chi Minh City for five years
- The last time I was to Ho Chi Minh Ciry was 5 years ago.
1, The last time we saw her was on Christmas Day.
=> We haven't seen her since chistmas Day.
2, I haven't eaten this kind of food before.
=> This is the first I have eaten this kind of food.
3, It started raining an hour ago.
=> It has rained for an hour.
4, When did you start learning English.
=> How long have you learned english?
Exercise 1. Put the verbs into the correct tense
1. My father (not/ play) didn't play any sport last year.
2. Some people (attend) have attended the meeting right now.
3. I’d better have a shower. I (not/have) haven't had one since Thursday.
4. I don’t live with my family now and we (not/see) haven't seen each other for five years.
5. Where is your mother? She (have) is having dinner in the kitchen.
6. Why are all these people here? What (happen) is happening?
7. I have just (realize) realized that there are only four weeks to the end of term.
8. She (finish) finished reading two books this week.
9. At present, he (compose) is composing a piece of music.
10. We (have) have dinner in a restaurant every Sunday.
Exercise 2: Viết lại những câu sau sao cho nghĩa không đổi.
1. She started to live in Hanoi 2 years ago. (for)
=> She has lived in Hanoi for 2 years
2. He began to study English when he was young. (since)
=> He has studied English since he was young
3. I have never eaten this kind of food before. (This is)
=> This is the first time I have eaten this kind of food
4. I have never seen such a beautiful girl before. (She is)
=> She is the most beautiful girl I have ever met
5. This is the best novel I have ever read. (before)
=> I have never read such a good novel before
Exercise 3: Viết lại các câu sau dựa trên các từ cho sẵn có sử dụng thì hiện tại hoàn thành.
1. We/ not eat/ out/ since/ mom’s birthday.
=> We haven't eaten out since mom's birthday
2. How/ long/ you/ live/ here?
=> How long have you lived here?
3. You/ ever/ been/ Russia?
=> Have you ever been to Russia?
4. She/ not/ meet/ kids/ since Christmas.
=> She hasn't met her kids since Christmas
5. They/ repair/ lamps/ yet?
=> Have they repaired the lamp yet?
1. The last time we saw her was on Christmas Day
=> We have not seen her since Christmas Day.
2. I haven't eaten this kind of food before
=> This is the first time I have eaten this kind of food.
3. It started raining an hour ago
=> It has rained for an hour.
4. We haven't visited my grandparents for two months
=> The last time we visited my grandparents was two months ago.
5. I have studied English for three years
=> I began studying English three years ago.
6. My brother hasn't seen his best friend for nearly five years
=> It's nearly five years since my brother last saw his best friend.
7. When did you start learning English ?
=> How long have you learnt English?
8. Jane is as tall as her older sister
=> Jane is the same height as her older sister.
9. These houses are not as large as those houses
=> Those houses are larger than these houses.
10. Your backpack is not the same as mine
=> My backpack different from yours.
11. Ba began collecting stamps three years ago
=> Ba has collected stamps for three years.
12. We started living here twenty years ago
=> We have lived here for twenty years.
13. It's five years since I last saw Nam
=> I haven't seen Nam for five years.
14. The last time she visited us was four months ago
=> She hasn't visited us for four months.
15. I know Susan, I first met her in 2006
=> I have known Susan since 2006.
16. Minh has a digital camera. He bough it in 2001
=> Minh has had a digital camera since 2001.
17. Mai plays the piano. She started when she was ten years old
=> Mai has played the piano since she was ten years old.
18. Barbara is in Ha Noi now. She arrived there five months ago
=> Barbara has arrived Ha Noi for five months.
19. They started living here last month
=> They have lived here since last month.
20. My shoes are different from yours
=> My shoes are not the same as yours.
2. This is the first time I ate this kind of food.
3. it has started raining for an hour
4. The last time we have visited my grandparents was two months ago.
5. I began studying English three years ago.
6. It's nearly five years since my brother last saw his best friend.
7. How long have you learned English?
9. Those houses are more larger than there houses.
10. My packback is different from your packback
11. Ba has collected stamps for three years.
12. We have lived here for twenty years.
13. I haven't seen Nam for five years.
14. She hasn't visited us for four months.
15. I have met Susan since 2006.
16. Minh has had a digital camera since 2001.
17. Mai has played the piano since she was ten years old.
18. Babara has arrived to Hanoi for five months.
19. They have lived here for a month.
20. My shoes are not the same as yours.
1. This is the first time he went abroad.
=> He hasn't went abroad.
2. She started driving 1 month ago
=> She hasn't 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 cut my hair 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 meal.
9. I haven't seen him for 8 days
=> The last day I've seen him was 8 days ago.
10. I haven't taken a bath since Monday
=> It is Monday since I took a bath.
Chuyển đổi câu
1.I have nevre been to Malta before
=>It is..the first time i have been to malta
2.I had never been to Malta before
=>It...is the first time i have been to malta
3.When did he start working?
=>How long has he worked
4.The last time i saw her was a year ago
=>I last...saw her a year ago
=>I haven't..seen her for a year
=>It is..a year since i have seen her
5.We last went abroad a long time (Not)
=>we have not gone abroad for a long time
Viết lại câu :
1, I have never since him before.
>> This is the first time I have seen him.
2, we havenot heard from him for 2 years .
>> The last time we heard from him was 2 years ago.
3, he has leant to play the violin since 2007
>> He stayed ( ***** cái gì thế ?? -.- )
4, we moved here 2 month ago
>> We have moved here for 2 months.
5, How long have you lived here ?
>> When did you started living here?
It's 2 years since I last wrote to my Penpal .
>> I haven't written to my penpal for 2 years.
1. This is the first time I have seen him.
2. The last time we heard from him was 2 years ago.
4. We have moved here for 2 months.
5. When have you lived here? ( Câu này nếu đúng hơn thì là "How long have you been living here?") 
6. I haven't written to my penpal for 2 years.
* 3. Câu này hình như sai đề rồi bạn à.
Sửa lại: He played piano in 2007 ( hay đúng hơn là :"He has played piano since 2007")
CHÚC BẠN HỌC TỐT!!
50 When did you learn to drive?
-> How long is it ..........since you learnt to drive?.............
51 The last tiem I went swimming was when we were in Spain
-> I haven't............gone swimming was since we were in Spain................
52 You haven't tidied this room for weeks
-> It's weeks...........since you last tidied this room..........
53 We started looking for a flat 2 months ago and we are still looking
-> We have.......looked for a flat for 2 months and we are still looking.........
54 This is the first time I've been to a night club
-> I haven't........been to a night club before ....................
55 They have never heard such a thing before
-> This is the first time......they have heard such a thing............
56 No one has cha;;enged his authority before
-> This is the first tiem.......you has changed his authority.............
57 She left university 2 years ago
-> It is................2 years since she last left university...........
50 When did you learn to drive?
-> How long is it ......since you learnt to drive.................
51 The last tiem I went swimming was when we were in Spain
-> I haven't......gone swimming since we were in Spain.......................
52 You haven't tidied this room for weeks
-> It's weeks..........You haven't tidied this room.............
53 We started looking for a flat 2 months ago and we are still looking
-> We have.......looked for a flat for 2 months and we are still looking................
54 This is the first time I've been to a night club
-> I haven't........... been to a night club before.................
55 They have never heard such a thing before
-> This is the first time........They have heard such a thing ..........
56 No one has cha;;enged his authority before
-> This is the first tiem....has been changed his authority................
57 She left university 2 years ago
-> It is...........2 years since She left university ........................
Viết lại câu sao cho nghĩa ko đổi:
1. The children have eaten this cake.
--> This cake..has been eaten by the children.........
2. We started working here three years ago.
--> We have worked here for three years.
3. This is the first time I've been on a plane.
--> I have never been on a plane before.
Viết lại câu sao cho nghĩa ko đổi:
1. The children have eaten this cake.
--> This cake has been eaten by the children.
2. We started working here three years ago.
--> We have worked here for three years.
3. This is the first time I've been on a plane.
--> I have not been on a plane before.