Giải giúp em với em k biết cách làm

Giúp mình mấy phần gạch màu cam nhé thanks

I was really tired . Therefore, i try my best to do this work Lỗi sai ở đâu hả các bạn?

cmr: nếu tia Ax có A trên (O) và tạo với dây AB góc BAx=1/2 số đo cung AB thì Ax là tiếp tuyến (O) tại A

PRACTICE EXERCISE 1: Use the correct form of verbs in brackets. 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. EXERCISE

mik cần gấp bạn nào giỏi hơn giảng hộ một tí được ko ạ ;__; pleass mik gấp lắm

1. Last year, there was a big typhoon in my area. It caused extensive damage to our.................. A. savings B. furniture C. property D. wealth 2. The victims of the roof of the houses ……………...with food and water by the rescue team. A. provided B. will be provide C. were provided D. had provided 3. By the time we got to the cinema, the film …………………... A. started B. starting C. starts D. had started 4. The…………..buried the whole village while people were sleeping in their houses. A.tornado B. drought C. mudslide D. thunderstorm 5. ...................workers were sent to the area immediately, but no villager was survived when the landslide happened A. help B. rescue C. volunteer D. assistance 6. Mi and Nick like ______________ back Mi’s home village on holiday. A. comes B. come C. came D. coming 7. If the factory ________________ dumping poison into the lake, all the fish and other aquatic animals will die. A. continues B. to continue C. continued D. will continue 8.Water ________________ in the lake has made the fish die. A. pollution B. pollute C. polluted D. polluting 9. If the air wasn’t dirty, I ________________ so much. A. wouldn’t sneeze B. sneeze C. would sneeze D. to sneeze 10. If the factory continues dumping poison into the lake, all the fish and other aquatic animals ________________. A. die B. to died C. dead D. will die

Từ gợi ý :smile/other (giúp mk nhé nhìn trog bức tranh hãy viết một câu tiếng anh để miêu tả trong bức tranh ấy.Nhưng bắt buộc phải có 2 từ smile/other)

Mình sử dụng webcammax . Lúc lên hình, ảnh của mình chụp rất mờ Xin pro anhngoc7007 tl giúp ạ

Câu 1. Theo em, dịch Covid19 có phải là một tệ nạn xã hội không? Virus Corona nguy hiểm như thế nào?