bài 1: chia qkđ hay qkht
Bài 2: chia 3 thì qkđ, qktd, qkht
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Thì quá khứ đơn và quá khú hoàn thành: ( Chú ý: hành động trước và đã hoàn thành ta chia thì QKHT, còn hành xảy ra sau mình chia QKĐ)
1. Before she moved to San Diego, she _______had worked_________ as a tourist guide. (WORK)
2. By the time the police arrived, the burglar ________had broken_____ into my neighbour’s house. (BREAK)
3. They __________hadn't used_________ Google Classroom before, so I showed them how to use it. (NOT/ USE)
4. The lights ________went off_____ because we hadn’t paid the electricity bill. (GO OFF)
5. We watched TV after our daughter ______had gone____ to bed. (GO)
6. She ______visited_______ Victoria once in 1993 before she moved there in 1996. (VISIT)
7. By the time my wife ________came_____ home, I had done the laundry. (COME)
8. I was sure that I ____had seen___ the woman before. (SEE)
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a. She has been working since early morning.
They have been listening to the radio for 3 hours.
They have been working in the field all the morning.
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Với động từ tobe
khẳng định S+was/were+0
phủ định S +was/were+not+0
Câu hỏi was/were+s+0
Với động từ thường
khẳng định S+v-ed/p2+0
phủ định S+did not+v +0
câu hỏi did+s+v+0
Dấu hiệu nhận biết :
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1.1. In all the world, there (be)............are.................only 14 mountains that (reach)...............reach..............above 8,000 meters.
1.2. He sometimes (come).......comes......................to see his parents.
1.3. When I (come)................. came,............, she (leave)............ had left.................for Dalat ten minutes ago.
1.4. My grandfather never (fly).......has never flown ......................in an airplane, and he has no intention of ever doing so.
1.5. I knew that this road (be).............. was...............too narrow.
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tùy bn ơi ví dụ từ d trong quá khứ thì chia to V hoặc Ving đều đc
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1.have just finished
2.has already written
3.was
4.moved
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1. I (run).had run.., so i was hot and tired.
2. I felt ill because i (drink).had drunk..six cups of coffee.
3. I didn't go to the class because I (not/do).hadn't been doing..my homework.
I
1 went - had finished
2 had already seen
3 had already begun
4 hadn't eaten
5 asked - had come
6 sat - rested
7 watched - had done
8 went
9 did - do - was
10 have ever seen
II
1 had gone - went
2 told - had visited
3 had already started
4 went - had called
5 rang - was having
6 agreed
7 were - doing
8 had happened
9 had taught - left
10 won