... Look! Jane (play) ____________ the guitar. this afternoon she (play) ____________ table tennis. 29. When you (go) ____________ into the office, Mr. John (sit) ____________ at the front desk.30.We ... day.38.I’d like (go) ______________ fishing. I (go) _______ fishing when I (have) _______free time. 39. _______you (do) _______ your homework yesterday?40.When _______you ( buy ) _______this comic ... vegetables are good for health so I often ( have ) _______ them for meals.42.Long is a hard working student, now he ( read) _______ books in the library. He (go) _______there three times a week. Last...
... 29. I want (come) with my mother.30. In my country. Children (have to) wear uniform when they go to school.31. you (meet) the new student yet?32. I (lose) my ... o’clock.38. I (wait) for her since half past six. 39. Do you think the population of the world (rise) very fast?40. In 2030, every one (study) at home using computer. 41. He (fall) asleep ... years. 49. We often (go) skiing in winter.50. At the moment, she (read) in the library.51. It’s a lovely day. The sun (shine) and the birds (sing) Exercises of English Grammar in use - Grade 9 1....
... next year 97 . I ( give ) . . . . . . . . . . . her your letter when I ( see ) . . . . . . . . . . . her tomorrow. 98 . Shut all the windows befoere you ( go ) . . . . . . . . . . . out 99 . He is ... I ( finish ) . . . . . . . . . . . lunch 92 . I ( hope ) . . . . . . . . . . . it ( stop ) . . . . . . . . . . . raining by 5 o’clock this afternoon 93 . The river ( not begin ) . . . . . . . ... . . . . . . . . 94 . By next month I ( leave ) . . . . . . . . . . . for India. 95 . The film ( end ) . . . . . . . . . . . by the time we ( get ) . . . . . . . . . . . there 96 . They ( build...
... (lose) your money when you put it into that business52. It is difficult to get used to (eat) with chopsticks53. I prefer (drive) to (be driven)54. Would you mind (lend) me $ 5. I forgot (cash) ... described the accident as if he (see) it himself58. Had he learnt the poem, he (tell) her about it 59. Cant you see that I’m busy (write)?60. Hardly I (arrive) when a quarrel broke out61. How you ... lend you some days.68. The committee recommends that the annua subscription(be) increased to $3 69. God (save) the Queen.70. I suggested that you (feel) overtired.71. Whatever(be) difficulties...
... teachers in 199 0 27. Mai ( talk) with Huong last Monday 28. Liz (return ) to Hanoi by bus last week ? 29. My Parents ( cut ) grass yesterday . 30.We ( not visit ) Hanoi Last SummerII-TURN INTO ... Nobel Price for Chemistry in 191 1. 5. My father built that house in 199 6 7. Liz bought some souvenirs at the shop. 8. Hoa had a lot of friends in Hue last year 9. Lan had a headache last week. ... ?16 He (write ) a letter to his parents a week ago.17 They (study) French two days ago?.18 She(buy ) a bar of soap yesterday ? 19. I (see) that film last night. 20.The boys (play )soccer...
... that + menh de 25. I expect he (be/ is ) there by now.IV Dang bai 4: Chia dang dung cho cac dongtu trong doan van (Chia dongtu co ngu canh cu the)1. Ronnie has had a busy day. He has been ... were (be) developed around 194 5. They were so largethat they required (require) special air-conditioned rooms. About twenty yearslater, in the 196 0s, desk-sized computers were developed. This ... as if mà có thể thực hiện đ-ợc (trong t-ơng lai) + khi đó sẽ không tu n theo hai công thức trên, tu theo tình huống mà ta chia vế sau asthough/ as if cho phù hợp He smiles as if he has finished...
... that + menh de 25. I expect he (be/ is ) there by now.IV Dang bai 4: Chia dang dung cho cac dongtu trong doan van (Chia dongtu co ngu canh cu the)1. Ronnie has had a busy day. He has been ... were (be) developed around 194 5. They were so largethat they required (require) special air-conditioned rooms. About twenty yearslater, in the 196 0s, desk-sized computers were developed. This ... chi phí của chúng ta có xu h-ớng gia tăng" - Câu này chia để be ở dạng nguyên thể vì 19. If we had enough, we could (buy) a tape_recorder >>>> Would buy Câu điều kiện loại...
... xác:A. Tốc độ truyền pha dao động biến thiên tu n hoàn. B. Tu n hoàn theo không gian.C. Vận tốc dao động của các phần tử biến thiên tu n hoàn. D. Tu n hoàn theo thời gian.Câu 4. Cho hai dao ... 10 m/s2. Độlớn lực đàn hồi cực đại của lò xo trong quá trình dao động bằngA. 1 ,98 N. B. 2 N. C. 1,5 N. D. 2 ,98 N.Câu5: Một vật thực hiện đồng thời ba dao động điều hoà cùng phương, cùng tần ... a=ω2Acos(ωt+φ) với ω, A, φ là các hằng số.D. tần số dao động không phải là một hằng số.Câu 9. Trong dao động điều hòa của con lắc lò xo, lực phục hồi tác dụng lên vậtA. tỉ lệ nghịch với...
... :cmtu )3cos(100ππ+=. Phương trình sóng tại M nằm sau 0 và cách 0 một khoảng 80cm là: A.cmtuM)5cos(10ππ−=B.cmtuM)5cos(10ππ+=C . cmtuM)152cos(10ππ+=D.cmtuM)158cos(10ππ−=Câu ... trình sóng tại M nằm trước O và cách O một khoảng 50cm là: A. )(5cos6 cmtuMπ= B. cmtuM)25cos(6ππ+=C. cmtuM)25cos(6ππ−=D. 6cos(5 )Mu t cmp p= +Bài 6: Một sóng cơ học ... Xét điểm M trên mặt nước có AM = 9 cm và BM = 7 cm. Hai dao động tại M do hai sóng từ A và B truyền đến là hai dao động : A. cùng pha. B. ngược pha. C. lệch pha 90 º. D. lệch pha 120º.Giải Chọn...