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Areyousure727
2 năm trước
cho tam giác ABC vuông tại A vẽ tia phân giác BD ( D thuộc AC) . Vẽ DE vuông góc với BC tại E a, C/m tam giác ABC = tam giác EBD b, AB =DE c, BA cắt DE tại H , C/m rằng BD vuông góc HC d, so sánh AD và BC
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Ex1: CHUYỂN CÁC CÂU SAU SANG BỊ ĐỘNG. 1. They told me that you were the best architect in this city. ->…………………………………………………………………………………………………… 2. She reported that the flowers were killed by frost. ->…………………………………………………………………………………………………… 3. Some people inform me that the director is going to take a business trip to England. ->…………………………………………………………………………………………………… 4. That officer announced that the meeting was delayed until next week. ->…………………………………………………………………………………………………… 5. He discovered that this cotton was grown in Egypt. ->…………………………………………………………………………………………………… 6. They promise that the performance will start on time. ->…………………………………………………………………………………………………… 7. He recommends that we should stay at the city center. ->…………………………………………………………………………………………………… 8. We believed that Alice would pass the driving test. ->…………………………………………………………………………………………………… 10. They have persuaded me that they will go with me to the stadium. ->…………………………………………………………………………………………………… 12. People think that Maradona is the best football player in the 20th century. ->…………………………………………………………………………………………………… 13. They find that the job is not suitable for a girl like her. ->…………………………………………………………………………………………………… 14. The teacher explained that this powerful engine pulled the train. ->…………………………………………………………………………………………………… 15. He told me that his football team had played well last season. ->……………………………………………………………………………………………………

31.People can grow potatoes in this farm. ……………………………………………………………………………………………………….. 32.I have seen that exciting film many times. ……………………………………………………………………………………………………….. 33.My father drinks a cup of tea in the morning. ……………………………………………………………………………………………………….. 34.Bill called his boss yesterday. ……………………………………………………………………………………………………….. 35.Mr. and Mrs. Long were playing chess when we came. ……………………………………………………………………………………………………….. 36.His parents have just given him a new dictionary. ……………………………………………………………………………………………………….. 37.We grow rubber trees in our country. ……………………………………………………………………………………………………….. 38.He met his father at the front gate. ……………………………………………………………………………………………………….. 39.People can’t plant rubber trees in the desert. ……………………………………………………………………………………………………….. 40.We haven’t seen Peter yet. ……………………………………………………………………………………………………….. 41.Ba and Nam are painting the fence. ……………………………………………………………………………………………………….. 42.Linh reads a story book after dinner. ……………………………………………………………………………………………………….. 44.He will send his parents a gift. ……………………………………………………………………………………………………….. 45. They will ask you several questions. ……………………………………………………………………………………………………….. 46. You will answer all the questions on the paper. ……………………………………………………………………………………………………….. 47. They were building a new school here when we came. ……………………………………………………………………………………………………….. 48. Susan is phoning her boyfriend in the living room now . ……………………………………………………………………………………………………….. 49.Mr. Lam must finish this work before June. ……………………………………………………………………………………………………….. 50. My parents are going to buy a new TV tomorrow. ……………………………………………………………………………………………………….. 51. We haven’t seen Peter yet. ……………………………………………………………………………………………………….. 52. Nam and Ba are painting the fence. ……………………………………………………………………………………………………….. 53. Hoa reads a story book after dinner. -> …………………………………………………………….. 54. He will send his parents a gift. ->…………………………………………………………………… 55. She has bought two new dresses recently. -> …………………………………………………………

I. Change the active into the passive 1. Does Jackson give that lecture? - ………………………………………………………………………. 2. The children often read stories in the evening. - ……………………………………………………… 3. People speak Spanish in many countries. -……………………………………………………………. 4. They grow rice in the north. -………………………………………………………………………….. 5. We don't raise cows on our farm. -……………………………………………………………………... 6. Japan makes a lot of cars. -…………………………………………………………………………….. 7. I didn't write that letter. -………………………………………………………………………………. 8. Shakespeare wrote that play. -…………………………………………………………………………. 9. Alice didn't make that cake. -…………………………………………………………………………. 10. A man asked me several difficult questions at the interview. - 11. The club bought him 2 years ago for a fee of $20 000. - ………………….. 12.She is using the computer at the moment. -…….. 13. They are opening a new ring road round the city. -……… 14. They are building some new houses down the street. -……. 15. Alex is preparing that report. -….. 16. Is Mrs. Brown painting your house? -…. 17. They are building a market near the hospital. -…. 18. When we came, they were repairing the roof of the house. -….. 19. Tom was writing two poems. 20. She was wearing her new T-shirt when I met her yesterday. 21. Ann was writing a letter. 22. The chief engineer was instructing all the workers of the plan. 23.They have moved nothing in your room. - 24. Has Tom finished the work? 25. She has not changed the flowers. -….. 26. They have prepared tables for lunch. -….. 27. Someone had stolen his car. -…. 28. Someone had broken the windows. -…. 29. Have they changed the window of the laboratory? 30. Bill will invite Ann to the party. -…..

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