6 giờ trước
6 giờ trước
**BT 2. Chia các động từ sau ở thì Quá khứ đơn và Hiện tại hoàn thành**
1. I (not see) him last Monday. → didn’t see
2. Up to the present, we (write) almost every lesson in the book. → have written
3. How many times you (see) him since he went to Edinburgh? → have you seen
4. Mary (lose) her hat and she (look) for it until now. → lost, has looked
5. I (read) the novel written by Jack London several times before. → have read
6. He (write) a book since last year. → has written
7. Mr. Green (teach) English in this school since he (graduate) from the university in 1986. → has taught, graduated
8. My father (not smoke) for 5 years. → hasn’t smoked
9. How long Bob and Mary (be) married? → have Bob and Mary been
10. She (win) the gold medal in 1986. → won
**BT 3. Chia các động từ ở thì Quá khứ đơn hoặc Quá khứ tiếp diễn với Quá khứ đơn**
1. When the police (arrive), the car (go) away. → arrived, had gone
2. While we (do) a sight-seeing tour, our friends (lie) on the beach. → were doing, were lying
3. They (eat) everything by the time they (arrive) at the party. → had eaten, arrived
4. While Tom (play) the piano, his mother (do) the washing-up. → was playing, was doing
5. I (go) after they (finish) their work. → went, had finished
6. The light went out while I (have) dinner. → was having
7. He (do) nothing before he (see) me. → did, saw
8. When they (get) the station, the train (leave). → got, had left
9. The house (catch) fire while they were sleeping. → caught
10. While Tom was reading, Amely (watch) a documentary on TV. → was watching
11. The burglar (open) the safe when he (hear) footsteps. He immediately (put) out his torch and (crawl) under the bed. → opened, heard, put, crawled
12. Last night I (drop) a plate when I (do) the washing-up. Fortunately it (not/break). → dropped, was doing, didn’t break
13. Mary and I (dance) the house when the telephone rang. → were dancing
14. I (open) the letter when the wind (blow) it out of my hand. → opened, blew
15. The boy fell and hurt himself while he (ride) a bicycle. → was riding
**BT 4. Chia các động từ sau ở thì Hiện tại đơn, Tương lai đơn với Tương lai gần**
1. When you (go) into the office, Mr John (sit) at the front desk. → go, will sit
2. Our English teacher (explain) that lesson to us tomorrow. → will explain
3. We (wait) for you when you (get) back tomorrow. → will wait, get
6 giờ trước
**BT 2. Chia các động từ sau ở thì Quá khứ đơn và Hiện tại hoàn thành**
1. I (not see) him last Monday. → didn’t see
2. Up to the present, we (write) almost every lesson in the book. → have written
3. How many times you (see) him since he went to Edinburgh? → have you seen
4. Mary (lose) her hat and she (look) for it until now. → lost, has looked
5. I (read) the novel written by Jack London several times before. → have read
6. He (write) a book since last year. → has written
7. Mr. Green (teach) English in this school since he (graduate) from the university in 1986. → has taught, graduated
8. My father (not smoke) for 5 years. → hasn’t smoked
9. How long Bob and Mary (be) married? → have Bob and Mary been
10. She (win) the gold medal in 1986. → won
**BT 3. Chia các động từ ở thì Quá khứ đơn hoặc Quá khứ tiếp diễn với Quá khứ đơn**
1. When the police (arrive), the car (go) away. → arrived, had gone
2. While we (do) a sight-seeing tour, our friends (lie) on the beach. → were doing, were lying
3. They (eat) everything by the time they (arrive) at the party. → had eaten, arrived
4. While Tom (play) the piano, his mother (do) the washing-up. → was playing, was doing
5. I (go) after they (finish) their work. → went, had finished
6. The light went out while I (have) dinner. → was having
7. He (do) nothing before he (see) me. → did, saw
8. When they (get) the station, the train (leave). → got, had left
9. The house (catch) fire while they were sleeping. → caught
10. While Tom was reading, Amely (watch) a documentary on TV. → was watching
11. The burglar (open) the safe when he (hear) footsteps. He immediately (put) out his torch and (crawl) under the bed. → opened, heard, put, crawled
12. Last night I (drop) a plate when I (do) the washing-up. Fortunately it (not/break). → dropped, was doing, didn’t break
13. Mary and I (dance) the house when the telephone rang. → were dancing
14. I (open) the letter when the wind (blow) it out of my hand. → opened, blew
15. The boy fell and hurt himself while he (ride) a bicycle. → was riding
**BT 4. Chia các động từ sau ở thì Hiện tại đơn, Tương lai đơn với Tương lai gần**
1. When you (go) into the office, Mr John (sit) at the front desk. → go, will sit
2. Our English teacher (explain) that lesson to us tomorrow. → will explain
3. We (wait) for you when you (get) back tomorrow. → will wait, get
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