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tuminhhung0901
2 năm trước
Cho (o) và dây AB. Từ điểm C trên tia đối của tia BA vẽ 2 tiếp tuyến CM, CN với đường trong (o) ( M thuộc cung nhỏ AB) Lấy D chính giữa cung lớn AB. DM cắt AB tại E a) Chứng minh CM=CE b)Chứng minh EA.NB=NA.EB
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1. The man (sit) next to me was very nervous.  _________________________________________________________________________ 2. Tom doesn’t enjoy (laugh) at by otther people.  _________________________________________________________________________ 3. I’d like you (meet) my mother.  _________________________________________________________________________ 4. He suggested (travel) around the tows by bike.  _________________________________________________________________________ 5. The flights to London will (delay) because of heavy rain.  _________________________________________________________________________ 6. This is the first time Hoa (meet) Tim’s famaly.  _________________________________________________________________________ 7. She has a lot of novels (write) in English.  _________________________________________________________________________ 8. Your poem should (write) in English.  _________________________________________________________________________ 9. Yesterday afternoon, my father (fix) his motorcycle while my mother (cook) dinner.  _________________________________________________________________________ 10. It’s a serious problem. I don’t know how it can (solve).  _________________________________________________________________________ 11. The teacher ordered Tom (go) to the blackboard.  _________________________________________________________________________ 12. I learned to swim when I (be) very young. I (teach) by my mother.  _________________________________________________________________________ 13. He said that his mother (not/be) very well, so he (can not) go to the party.  _________________________________________________________________________ 14. When we (meet) George and Linda yesterday, we (walk) through the park.  _________________________________________________________________________ 15. “What you (do) at eight o’clock last night?” - “We (watch) television.”  _________________________________________________________________________ 16. When we (be) young, our family (live) in the countryside.  _________________________________________________________________________ 17. The doll (dress) in red is 5 dollars.  _________________________________________________________________________ 18. Would you mind if I (smoke) ?  _________________________________________________________________________ 19. The girl (stand) over there is Lan.  _________________________________________________________________________ 20. He is happy (help) you.  _________________________________________________________________________ 21. Mrs Nga was cooking when Nam (come)  _________________________________________________________________________ 22. I don’t know how (use) the sewing machine.  _________________________________________________________________________ 23. When I’m tired, I enjoy (watch) TV.  _________________________________________________________________________ 24. A new bike (buy) for me by my mother yesterday  _________________________________________________________________________ 25. While I was cooking the dinner, my sister ( clean) the floor at 5 p.m yesterday.  _________________________________________________________________________ 26. It started (rain) when they left home.  _________________________________________________________________________ 27. He said he (be) a teacher.  _________________________________________________________________________ 28. When she (come) , I was having lunch at 12 yesterday.  _________________________________________________________________________ 29. Would you mind (close) the door ?  _________________________________________________________________________ 30. The exercise (do) by me tonight.  _________________________________________________________________________ 31. The kitchen foor (clean) by her everyday.  _________________________________________________________________________ 32. It was late, so we decided (take) a taxi home.  _________________________________________________________________________

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