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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. They started checking the machines two hours ago.
They have…checked the machines for two hours.…………………………………….
2. She commenced cooking the soup half an hour ago.
She has… cooked the suop for half an hour…………………………………………
3. Jack began planting flowers three hours ago.
Jack has planted flowers for three hours…………………………………………………
4. They started building the bridge two years ago.
They have …built the bridge for two years…………………………………………
5. Mai commenced writing the lesson twenty minutes ago.
Mai has …written the lesson for twenty minutes……………………………………
6. My Vi began counting her lucky money five minutes ago.
My Vi has …counted her lucky money for five minutes………………………………
7. You started flirting with me forty minutes ago.
You have …flirted with me for forty minutes…………………………………………….
8. Tu Linh and My Vi commenced doing the test at one o'clock.
Tu Linh and My Vi have …done the test since one o'clock …………
9. Thien Son began watering the vegetables at nine o'clock.
Thien. Son has …watered the vegetables since nine o'clock……………
10. Khanh started playing coputer games in 2002.
Khanh has …played computer games since 2002…………………………
11. Bich Tran commenced raising pets in 2000.
Bich Tran has …raised pets since 2000………………..……………
12. Binh began selling lottey kets in June.
Binh has …sold lottey kets since June……………………...……….……………………………….
13. I have never drunk whisky before.
It is the first time i have drunk whisky………………………………………………………………….…
14. She has not eaten curry before.
It is the first time …she has eaten curry……………………………………………………………………
15. Danh has never visited Vung Tau before.
It is the first time …Danh has visited Vung Tau………………………………………………….
Học Tốt ! >.<
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.
Câu đồng nghĩa , ở thì gì
1)she has cleaned these rooms two hours .
----> She started cleaning these rooms two hours ago
2)I began to learn English in 2010.
----> I have learnt English since 2010
1.this is 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 cut since I left 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 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...........................................................
Đề bài sai rồi nhé, như thế này không thể là câu bị động đâu nha
Nếu chuyển thành câu bị động thì phải như này : Chess was begun playing two hours ago/ Chess has been played for two hours
Còn viết theo đề là chuyển câu ở thì quá khứ đơn thành hiện tại đơn nhé
She has played chess for two hours / She has been playing chess for two hours
CHUYỂN SANG CÂU BỊ ĐỘNG
- She began playing chess two hours ago
=> She has..............played chess for 2 hour.............................