... bằng bình phương tích hai nghiệm không? Bài 7: Cho phương trình bậc hai ẩn số x: x 2 – (2k – 1)x + 2k - 2 = 0 (1) a) Chứng minh rằng phương trình (1) luôn luôn có nghiệm với mọi k. b) Tính tổng ... cần chuyển. Hỏi số học sinh của nhóm đó? Bài 6: Cho mảnh đất hình chữ nhật có chiều dài bằng 3 2 chiều rộng và có diện tích bằng 1536m 2 . Tính chu vi của mảnh đất ấy. Bài 7: Hai xe ô...
Ngày tải lên: 07/07/2013, 01:26
... late. 7. Listen to this ! I think this news ( surprise)…………………… ………you. 8. Hurry up or you (be)……. ……………… ……….late for class. 9. Don’t talk to me . I (try)……………………………… to learn this page by heart. 10. ... played a computer game before →This is…………………………………………………………………. 6. We haven’t seen her since we left school. →The last time………………………………………………………… 7. She last ate this kind of food in June...
Ngày tải lên: 05/09/2013, 21:10
Bài tập ôn thi học sinh giỏi lớp 9
... told me that I could go to the seaside this summer. 3. He said that the train would arrive in five minutes. 4. She said that she hoped it wouldn’t rained this morning 5.He admitted that he had ... would have) Notes: Quy tắc trên không ap dụng trong trường hợp - Mệnh đề chính mở đầu bằng thì hiện tại, tương lai. - Câu trực tiếp diễn tả sự thực vĩnh cửu, không thay đổi so với khi nói. 3.Thay ....
Ngày tải lên: 05/07/2013, 01:26
bài tập ôn thi học sinh giỏi
... chef is making progress in the kitchen. He prepares(good) dinner. 7. The weather is getting (wet) this week. 8. His wife eats too much . She is getting (fat). 9. The teacher has lots of work. She ... the double comparative clause. 1 He work little, he will be paid little. 2 He drank a lot, He was thirsty. 3. He talk much. I became bored. 4. I waited long. I get angry. 5. You are old, You unde...
Ngày tải lên: 05/07/2013, 01:26
Bài tập ôn thi học sinh giỏi
... Should he refuse you, let me know it at once. 3. Were he an honorable man, he could not behave this. 4. Should you se him, remember me to him, will you? 5. Had we known that, neither of it would
Ngày tải lên: 05/07/2013, 01:26
Bai tap on thi Tuyen l_10_P1_Tuan
... light bulbs in our house, but now we (use) energy-saving ones. 5. I'm sorry. I (not finish) this work yet. 6. They like (chat) . They use the Internet very often. 7. I (have) a phone call ... hurt d. hurt 6. Listen to what I am saying, ? a. don’t you b. do you c. did you d. will you 7. this medicine, and you’ll be well again. a. Have b. Drink c. Eat d. Take 8. Yoko feels again after ......
Ngày tải lên: 04/09/2013, 13:10
Bai tap on thi Tuyen l_10_P2_Tuan
... since he bought a new computer 8. My children enjoy (allow) to stay up late when there is something special on TV. 9. When I came to see Mr. Robinson last night, he was reading a newspaper and ... really saw a UFO, Mr. Brown, ? A. weren’t you B. didn’t you C. don’t you D. aren’t you 10-I wish this exam easier. A. is B. will be C. would D. were 11-If anybody a question, please ask me after
Ngày tải lên: 04/09/2013, 13:10
Bai tap on thi Tuyen l_10_P3_Tuan
... newspapers 17. A. booked B. mapped C. fixed D. wanted 18. A. on B. for C. from D. of 19. A. this B. thank C. that D. those 20. A. nationality B. nation C. explanation D. formation 21. A. ... me…………………………………………………………………………… 3. “ Do you smoke ? ” he asked me…………………………………………………………………………… 4. “ What do you think of the canteen coffee ? ” I asked Ann……………………………………………………………………………… 5. “ What is...
Ngày tải lên: 04/09/2013, 13:10
Bai tap on thi Tuyen l_10_P4_Tuan.
... the bad weather. →The flight……………………………………………………………………… 12. We must finish the project on time. →This project…………………………………………………………………… 13. People can find a cure for cancer in the near future →A ... wants them to be ________. A. happy B. happily C. happiness. D. happiest 8. Don't worry, everything is ________ control. A. in B. under C. on. D. upon 9. Nguyen Du was a famous ________ in V...
Ngày tải lên: 05/09/2013, 21:10