Làm giúp hết mình nha Bài 4: Điền giới từ thích hợp 1. Lan’ll have a party …………………. Friday evening. 2. Would you like to come ………. my house …………lunch? 3. She takes care …………. her family. 4. She works ………a local supermarket. 5. My mother works……………the field…………. my father. 6. Does your father work …………. . Hanoi? 7. David is good ………………. . Math. 8. What do you do …………. your free time? 9. Are you interested …………. . sports?. 10. There’s a good film …………. . ……… the moment. 11. Thanks ………. . your letter. 12. I’ll see my mom and dad ……………. . their farm. 13. We have to work hard ………. home and……………. school 14. We’ll visit her ………. Christmas. 15. Are you tired …………. . watching TV? 16. She often brings them …………… school. 17. He works ………. a factory. 18. We always go to Ha Long Bay ………. vacation. 19. Tell me more ………. . your family. 20. Can you send me a photo ………. . your family?

$(-2-y)^{2}$ = ? Dùng hằng đẳng thức.

Viết các phân số sau thừ bé đến lớn:5/6;5/4;5/8

kể tên những ngành thực vật đã học và nêu cơ quan sinh sản của mỗi ngành đó

Đời sống của nhân dân ta dưới triều Nguyễn NTN

câu 1: Muốn chọn 2 vùng dữ liệu cách xa nhau để vẽ biểu đồ, ta thực hiện như thế nào ? câu 2: Sau khi lọc các hàng không thỏa mãn điều kiện thì sẽ làm sao ? Có bạn nào giúp mình với ! -3-

Làm hết giúp mình nha Bài 3: Chia động từ cho đúng 1. In all the world, there (be) ________ only 14 mountains that (reach) __________above 8,000 meters. 2. He sometimes (come) ________ to see his parents. 3. When I (come) ________, she (leave) __________for Dalat ten minutes ago. 4. My grandfather never (fly) ________ in an airplane, and he has no intention of ever doing so. 5. We just (decide) ________ that we (undertake) __________ the job. 6. He told me that he (take) ________ a trip to California the following week. 7. I knew that this road (be) ________ too narrow. 8. Right now I (attend) ________ class. Yesterday at this time I (attend) __________class. 9. Tomorrow I’m going to leave for home. When I (arrive) _________at the airport, Mary (wait) _________ for me. 10. Margaret was born in 1950. By last year, she (live) __________on this earth for 55 years. 11. The traffic was very heavy. By the time I (get) _________to Mary’s party, everyone already (arrive) _________ 12. I will graduate in June. I (see) ________ you in July. By the time I (see) ________ you, I (graduate) ________. 13. I (visit) ________ my uncle’s home regularly when I (be) ________ a child. 14. That book (be) ________ on the table for weeks. You (not read) ________ it yet? 15. David (wash) ________ his hands. He just (repair) ________ the TV set. 16. You (be) _________here before? Yes, I (spend) _________ my holidays here last year. 17. We never (meet) ________ him. We don’t know what he (look) ________ like. 18. The car (be) ________ ready for him by the time he (come) __________tomorrow. 19. On arriving at home I (find) __________that she just (leave) __________a few minutes before. 20. When we (arrive) ________ in London tonight, it probably (rain) ________. 21. It (rain) ________ hard. We can’t do anything until it (stop) ________ 22. Last night we (watch) _________TV when the power (fail) _________. 23. That evening we (stay) __________up to talk about the town where he (live) __________for some years. 24. I (sit) _________down for a rest while the shoes (repair) _________. 25. Half way to the office Paul (turn) __________round and (go) __________back home because he (forget) __________to turn the gas off. 26. London (change) _________a lot since we first (come) _________ to live here. 27. While we (talk) __________on the phone the children (start) __________fighting and (break) __________a window 28. He used to talk to us for hours about all the interesting things he (do) ________ in his life. 29. You know she (stand) __________looking at that picture for the last twenty minutes. 30. I (spend) ________ a lot of time travelling since I (get) __________this new job. 31. When we (be) ________ at school we all (study) __________Latin. 32. When I (meet) ________ him, he (work) __________as a waiter for a year. 33. After he (finish) ________ breakfast he (sit) __________down to write some letters. 34. She (have) __________a hard life, but she’s always smiling. 35. I think Jim (be) ________ out of town.

Nêu cảm nghĩ của anh chị về trách nhiệm của tuổi trẻ đối với biển đảo tổ quốc Nêu các luận điểm và luận cứ .

Máy biến áp có U1=110 V U2=12 V N1=220 vòng a)Xác định số vòng dây N2 b)Máy biến áp trên là tăng áp hay giảm áp?Vì sao?

Làm hết giúp mình nha 21. Almost everyone _____ for home by the time we arrived. A. leave B. left C. leaves D. had left 22. By the age of 25, he ____ two famous novels. A. wrote B. writes C. has written D. had written 23. When her husband was in the army, Mary ____ to him twice a week. A. was reading B. wrote C. was written D. had written 24. I couldn’t cut the grass because the lawn mower ____ a few days previously. A. broke down B. has been broken C. had broken down D. breaks down 25. I have never played badminton before. This is the first time I ___ to play. A. try B. tried C. have tried D. am trying 26. Since _____, I have heard nothing from him. A. he had left B. he left C. he has left D. he was left 27. After I _____ lunch, I looked for my bag. A. had B. had had C. have has D. have had 28. By the end of next year, George _____ English for two years. A. will have learned B. will learn C. has learned D. would learn 29. The man got out of the car, ______ round to the back and opened the book. A. walking B. walked C. walks D. walk 30. Henry _____ into the restaurant when the writer was having dinner. A. was going B. went C. has gone D. did go 31. He will take the dog out for a walk as soon as he ____ dinner. A. finish B. finishes C. will finish D. finishing 32. I will be glad if he _____ with us. A. had gone B. did go C. went D. goes 33. Ask her to come and see me when she _____ her work. A. finish B. has finished C. finished D. finishing 34. Turn off the gas. Don’t you see that the kettle ______? A. boil B. boils C. is boiling D. boiled 35. Tom and Mary ____ for Vietnam tomorrow. A. leave B. are leaving C. leaving D. are left 36. He always ______ for a walk in the evening. A. go B. is going C. goes D. going 37. Her brother ____ in Canada at present. A. working B. works C. is working D. work 38. I ____ to the same barber since last year. A. am going B. have been going C. go D. had gone 39. Her father ____ when she was a small girl. A. dies B. died C. has died D. had died 40. Last week, my professor promised that he ______ today. A. would come B. will come C. comes D. coming