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Thanhhiep
2 năm trước
-Chất có ở đâu? -Vật thể có mấy loại là những loại nào?Mỗi loại lấy 3 vd minh họa? -Mỗi vật thể có thể do mấy chất tạo nên?lấy 2 ví dụ cho mỗi loại
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II. Use the correct form of verbs in brackets 1. ............................ (you/have) a nice time in Rome? 2. ............................ (you/finish) your homework yet? 3. He (be)........................ at his computer for six hours. 4. My parents ( visit ) ….........………Ha Long Bay this summervacation. 5. I (not/know).................... much about art, but I like some artists. 6. I (wait)...................... for ages when finally the bus arrived. 7. I (receive)....................... a postcard from Jane yesterday. 8. I (never/be).................. sailing, what’s it like? 9. It was late. Most of the shops (close)..................... . 10. It (rain)...................... when I got up this morning. 11. Janet (start)................... a new job in September. 12. Nelly (have) ........................ a great time in New York at the moment. 13. She was cooking dinner when we (arrive).................... . 14. She (just/come) ....................... back from a Mediterranean cruise. 14. When I got the airport I realized I (forget)....................my passport. 15. As soon as they (arrive).....................we had dinner. 16. When they were driving home last night they (see)..............a terrible accident. 17. Where ...............................(Robert/live) now? 18. Who (Mandy/talk)..... …. ..........to at the moment? 19. What would he have done if he (be)………..……. there? 20. I am very sorry but I (not finish) …………….……. reading the book yet. 21. She (be)…..………. ill since last Monday. She won’t be able to go to the sea-side next week-end. 22. I decided to learn Greek while we (live)………………… in Delphes. 23. They were going to town when I (see)………….. them this morning. 24. If I (bump) ………….. into a ghost, I think I would run away fast or scream. 25. He was caught after he (wander)……………… in the eastern Highlands all night. 26. We know he (buy)………..…….. a new house in a small lane quite recently, but we don’t know whether he has sold his old house. 27. I have never seen him again since I (leave)…………… Australia in 1964. 28. Who is this lady? She (move)…………… into No 4 last month. 29. This hotel is empty, it (not live)…………..…. in for a long time. 30. Yesterday afternoon he (have)……..……… a nap in the garden chair when a boy dropped a ball on his head. 31.My friend…………….. (not see) me for many years when I ……… (meet) him last week. 32.After John………………… (wash) his clothes, he (begin) ………….to study. 33.She came into the room when they ……………….(watch) television. 34.As soon as we find another apartment, we ………………. (move). 35.She …………… (play) the piano when our guests ………… (arrive) last night.

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