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Past simple => Present perfect
1/ The students began doing this test an hour
=>The students have done this test for an hour
2/Lan started working in that factory two years ago
=>Lan has workedin that factory for two years
3/She began studying english 3 yaers ago
=>She has studied english for 3 yaers
4/Tom began to collect stamps in 2004
=>Tom has collected stamps since 2004
5/She began to study english 3 years ago
=>She has studied english for 3 years
6/Nam started working for that company four years ago
=>Nam has worked for that company for four years
7/ It started raining an hour ago
=>It has rained for an hour
8/Lan began learning chinese in 2006
=>Lan has learnt chinese since 2006
9/Minh started to swim fuve years ago
=>Minh has swum for fuve years
10/He began writing the report at 4 o'clock
=>He has written the report since 4 o'clock
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 I started doing homework two hours ago. -> I have been doing my homework for two hours.
2 I started working in this company five years ago. -> I have worked in this company for five years.
3 She started writing this novel 3 months ago. -> She has written this norvel for 3 months.
4 Lan began playing the piano ten years ago. -> Lan has played the piano for ten years.
5 They started learning English 2 weeks ago. -> They have learnt English for 2 weeks.
6 My sister began teaching English 20 years ago. -> My sister has taught English for 20 years.
7 .It began raining half an hour ago. -> It has rained for half an hour.
8 They began building this house one month ago. -> They have built this house for one month.
9 He started having his breakfast 1 hour ago. -> He has had his break fast for 1 hour.
10 Mr. Ba began talking to our teacher an hour ago. -> Mr. Ba has talked to ourr teacher for 2 hours.
1. I have been doing HW for 2 hours.
2. I have worked in this company for 5 years.
3. She has been writing this novel for 3 months.
4. Lan has been playing the piano 10 years ago.
5. They have been learning English for 2 weeks.
6. My sister has been teaching English fo 20 years.
7. It has been raining for half an hour.
8. They have been building this house for 1 month.
9. He has been having breakfast for 1 hour.
10. Mr Ba has been talking to our teacher for an hour.
VI. Rewrite so that the second sentence means nearly exactly the same as the first one.
We have learnt English for 4 years.
We started to learn English 4 years ago.
My father started to give up smoking last year.
My father has given up smoking for a year.
They have worked in that factory since 2001.
They started to work in that factory in 2001.
Lan hasn’t written to Maryam for a month.
Lan didn’t write to Maryam a month ago.
Ha has lived in Hanoi since he was 12.
He started to live in Hanoi when he was 12.
I haven’t seen her for a long time.
I didn’t see her a long time ago.
How long have you learnt French?
How long ago did you learn French?
When did you start to listen to classical music?
How long have you listened to classical music?
I last saw her 10 years ago.
I haven’t seen her for 10 years.
How long have you bought this car?
When did you buy this car?
1 .We started to learn English 4 years ago.
2. My father has given up smoking for a year.
3. They started to work in that factory in 2001.
4. Lan didn’t write to Maryam a month ago
5.He started to live in Hanoi when he was
6.I didn’t see her a long time ago.
7.How long ago did you learn French?
8 How long have you listened to classical music?.
9. I haven’t seen her for 10 years.
10. When did you buy this car?
Rewrite the sentences using PAST SIMPLE or PRESENT PERFECT TENSE.
1. I moved to Ho Chi Minh city in 2000.
=> I have moved to Ho Chi Minh city since 2000
2. She began to learn English four years ago.
=> She has learnt English for four years
3. They started practicing tennis when they were in high school.
=> They have practised tennis since they were in high school
4. They started to French in 2004.
=> They have learnt French since 2004
5. We began learning English six months ago.
=> We have learnt English for six months
6. When did she begin to work for this company?
=> How long has she worked for this company ?
7. The last time they visited London was two years ago.
=> They haven't visited London for two years
8. He hasn't gone out with her for two years.
=> It's two years since he last went out with her
Rewrite the sentences using PAST SIMPLE or PRESENT PERFECT TENSE.
1. I moved to Ho Chi Minh city in 2000.
=> I have moved to Ho Chi Minh city since 2000..................................................
2. She began to learn English four years ago.
=> She has learned English for four years.................................................
3. They started practicing tennis when they were in high school.
=> They have practiced tennis since they were in high school ...............................................................................4. They started to French in 2004.
=> They have learned French since 2004...............................
5. We began learning English six months ago.
=> We have learned English for six months .....................................................
6. When did she begin to work for this company?
=> How long has she begun to work for this company .................................................?
7. The last time they visited London was two years ago.
=> They haven't visited London for two years.............................................................
8. He hasn't gone out with her for two years.
=> It's two years since he has gone out with her...........................................................
I.
1. It isn't necessary for her to shout.
-> She doesn't need to shout
2. It is necessary for you to repair that old typewrite.
-> You don't nees to reapair that old typewrite
3. It isn't necessary to make an appointment to see the bank manager .
-> You don't need to make an appointment to see the bank manager
II.
1. We spent 2 hours watering the flowers.
-> It took us 2 hours to water the flowers
2. It takes me 15 minutes to go to school by bike
-> I spend 15 minutes going to school by bike
3. It took him a year to study English
-> Ha spent a year studying English
4. It took her 2 hours to type this document
-> She spent 2 hours typing this document
5. We spent 5 hours getting to London
-> It took us 5 hours to get to London
III.
1. He has been working in this factory for 15 years.
-> He started working in this factory 15 years ago
2. He stanted to learn English eight years ago.
-> He has been learning English for eight years
3. We have been learning English for one years.
-> We began to learn English one year ago
4. I have been studying business administration in London for 2 years
-> I began to study business administration in London 2 years ago
5. We started working on this project a year ago
-> We have been working on this project for a year