Cho tam giác ABC, ba đường trung tuyến AD,BE,CF. Từ E kẻ đường thẳng song song với AD cắt ED tại I. a.Chứng minh IC//BE b.Chứng minh rằng nếu AD vuông góc với BE thì tam giác IC là tam giác vuông

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1. Our car has …………….. on the way to the airport. A. broken up B. broken down C. broken off D. broken into 2. My aunt …………….. her child ……………..on her own because her husband passed away early. A. brought…up B. brought…about C. brought…in D. brought…down 3. These children…………….. well-off families. A. come in B. come over C. come from D. come down 4. It took him many years to ……………..the shock of h is wife dying. A. get in B. get over C. get on D. get up 5. Sometimes I want to …………….. but I can't because I know my parents always believe in me. A. give up B. take up C. look up D. get up 6. I spent over one hour …………….. the application form. A. filling in B. getting away C. give up D. look after 7. I am …………….. meeting him. A. looking forward to B. looking for C. looking after D. looking into 8. My little sister …………….. asking me question after question. A. kept off B. kept out C. kept on D. kept from 9. I don't know the meaning of this word so I must …………….. it …………….. . A. look ... into B. look ... for C. look ...up D. look ... back 10. My father was a good storyteller and used to …………….. tales about animals. A. make out B. make up C. make for D. make up for 11. He finally …………….. at the cinema. A. turned on B. turned up C. turned down D. turned out 12. He's so bad-tempered. I don't understand why she …………….. him. A. puts up with B. puts off C. puts on D. puts away

1. Our car has …………….. on the way to the airport. A. broken up B. broken down C. broken off D. broken into 2. My aunt …………….. her child ……………..on her own because her husband passed away early. A. brought…up B. brought…about C. brought…in D. brought…down 3. These children…………….. well-off families. A. come in B. come over C. come from D. come down 4. It took him many years to ……………..the shock of h is wife dying. A. get in B. get over C. get on D. get up 5. Sometimes I want to …………….. but I can't because I know my parents always believe in me. A. give up B. take up C. look up D. get up 6. I spent over one hour …………….. the application form. A. filling in B. getting away C. give up D. look after 7. I am …………….. meeting him. A. looking forward to B. looking for C. looking after D. looking into 8. My little sister …………….. asking me question after question. A. kept off B. kept out C. kept on D. kept from 9. I don't know the meaning of this word so I must …………….. it …………….. . A. look ... into B. look ... for C. look ...up D. look ... back 10. My father was a good storyteller and used to …………….. tales about animals. A. make out B. make up C. make for D. make up for 11. He finally …………….. at the cinema. A. turned on B. turned up C. turned down D. turned out 12. He's so bad-tempered. I don't understand why she …………….. him. A. puts up with B. puts off C. puts on D. puts away