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nhunglovehu
2 năm trước
lấy vd về 2 loài động vật có xương sống và không có xương sống có lợi cho mùa màng , có hại cho mùa màng
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1.Yesterday I met a friend that I___for ages. A.don't meet B. haven't seen C.didn't see D. hadn't seen 2. Laura needed a break because she ____ all morning. A. had studied B. studied C. has been studying D. had been studying 3. Lorraine _____ English for 12 years before she moved to England. A.learnt B. had learnt C.has learnt D. had been studying 4. I did not go out last night because I_____all day. A. had worked B. worked C. had been working D. both A and C 5.Orla left fit for the marathon because she ____ a lot A. trained B. was training C. had trained D.has trained 6. When I went to see Ms Winter , her secretary told me that she____on the phone for two hours. A. was speaking B. spoke C.had spoken D. had been speaking 7.You got sick because you ___ the whole time. A. had been eating B. had eaten C.have been eating D.ate 8. I didn't like my old neighbor . He ____ the drum all the day ! A. was always playing C.always played B. is always playing D.always was playing 9. The musician_____ in this town for ten years when he became directer of the opera house. A.lived B.was living C. had gone D.were going 10.We ____ out with each other for two years before I mis his family A. went B. had went C. had gone D.were going

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