77777777777777777 25. That There This It Đề ở câu trước an
1. Robert________ tomorrow morning on the 10:30 train. a. arrived b. is arriving c. has arrived d. would arrive 2. Look! The bus________ a. left b. has left c. leaves d. is leaving 3. Mike________ one hour ago. a. phoned b. was phoning c. had phoned d. has phoned 4. I shall be glad when he________ a. had gone b. did go c. went d. had gone 5. Ask her to come ad see me when she ________ her work. a. finish b. has finished c. finished d. finishing 6. After you finish your work, you________ a break. a. should take b. have taken c. might have taken d. takes 7. Oil________ if you pour it on water a. floated b. floats c. will be floated d. float 8. When he returned home, he found the door________. a. unlocking b. unlocked c. to be unlocked d. have unlocked 9. That dancing club________ north of the city a. lays b. lies c. locates d. lain 10. Almost everyone________ for home by the time we arrived. a. leave b. left c. leaves d. had left 11. By the age of 25, he ________ two famous novels. a. wrote b. writes c. has written d. had written 12. While her husband was in the army, Janet________ to him twice a week. a. was writing b. wrote c. was written d. had written 13. I couldn't cut the grass because the machine_______ a few days previously. a. broken down b. has been broken c. had broke down d. breaks down 14. We ________English this time last week. a. learned b. were learning c. have learned d. had learned 15. Is it raining? - No, it isn't but the ground is wet. It________ a. rained b. had rained c. has rained d. has been raining 16. Her family________ to America before 1975. a. went b. have gone c. had gone d. would go 17. When I arrived at the party, Martha________ home already. a. went b. have gone c. had gone d. would go 18. Henry________ for 10 years when he finally gave it up. a. has smoked b. has been smokingc. had smoked d. had been smoking' 19. Yesterday morning I got up and looked out of the window. The sun was shinning but the ground was very wet. It________ a. rained b. has been rainingc. had rained d. had been raining 20. We ________ our examination next month. a. have b. shall have c. will have had d. will be having 21. Look that those black clouds! It________ a. is going to rain b. will rain c. would rain d. can rain 22. We________ English this time next Monday. a. learn b. will learn c. are learning d. will be learning 23. We________ this course before the final examination. a. are going to finish b. have finished c. will finish d. will have finished 24. I________ "Chicken soup for the soul" but I haven’t finished it yet. a. read b. am reading c. have been reading d. was reading 25. Alan took a photograph of Sandra while she________ a. didn't look b. wasn't looking c. hasn't looked d.. hadn't looked 26. I ________ my key. Can you help me look for it? a. lose b. lost c. had lost d. have lost 27. Last night Tine________ in bed when suddenly she heard a scream. a. read b. was reading c. had read d. had read 28. We________ a part next week. Would you like to come?
Giúp mình bài 2.2 ạ cảm ơn rất nhiều
Thực hiện phép tính sau: 3x^4-5x^2-x+1: x^2+2x-5
tìm x `a) 49 + |-x + 25| = -3` tính nhanh `b) - (-257 + 493 – 112) + (-57 – 117) – (112 + 345)`
6666666666666666666 22. Sports Cartoon Plays News
CMR Với n$\geq$3 thì 2$^{n}$>2n+1
1.Học sinh được nghỉ hè.Một câu lạc bộ thể thao mở các lớp học: bóng đá,bóng rổ,bơi lội và các môn thể thao khác cho các bạn từ 7 đến 15 tuổi.Sau khi thông báo,câu lạc bộ nhận được 840 bạn đăng kí học.Trong đó có 3/8 bạn đăng kí học bóng đá,2/7 bạn đăng kí học bóng rổ. a)Tính số học sinh đăng kí học bóng đá,bóng rổ. b)Biết 5/39 bạn tham gia bơi lội là 15 học sinh.Hỏi còn bao nhiêu bạn đăng kí học các môn thể thao khác.
Một thưở ruộng hình chữ nhật có diện tích là 90m , chiều rộng là 6m. Tính chiều dài thưở ruộng hình chữ nhật đó.
555555555555555555( ảnh bị khuất) Ở trên là thế football match is on at 2am..... i can't watch it But ..........
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