13,25 :0,5 +13,25 :0,25 +13,25 :0,125 => tính = cách thuận tiện nhất ạ

13. No one stopped those people cutting down the trees. I was surised -> I 14. People are seriously polluting the environment ( passive) -> The 15. Tet is a festival. Tet occours in late January or early February. (which) ->Tet is a festival

Question 1: Supply the correct tense of the verbs in the blankets to complete the following sentences. (8.0 points) 36. Hung usually (study)___________ in the school library in the afternoons. 37. Please keep quiet. Everyone (attend)___________ an important meeting. 37. Ann usually does the shopping, but I (shop)_________today because she isn’t well. 38. Sad movies often make me (cry)__________a lot. 39. If you study harder, you (pass) _________the exam. 40. Where (you/ spend) ____________ your summer holiday last year? 41. Over the years, he (collect) ___________thousands of stamps. 42. The film Titanic ( not direct)_____________by Steven Spielberg. Question 2: Supply the correct form of the words in brackets to complete the following sentences. (7.0 points) 44. Mr Brown caused an accident yesterday. He drove very ________. (care) 45. Her aunt wants to know Lan’s _________. (high) 46. Students feel ________ when they are not in their favorite clothes. (comfort) 47. We should learn all the new words by heart in order to _______ our vocabulary. (rich) 48. We must remember to eat __________. (sense) 49. In class, you should listen to your teacher’s __________ attentively. (explain) 50. Many people are __________ the vegetables from the truck.(load)

Cho tam giác vuông ABC vuông tại A có đường cao AH trên BC lấy điểm D :BD=BA chứng mình góc BAD=góc BDA chứng minh góc HAD+ góc BAD =góc DAC+DAB chứng minh AD là phân giác của góc HAC vẽ ĐK vuông góc AC chứng minh AK = AH chứng minh AB+AC nhỏ hơn BC+AH

Em cần mọi người giúp gấp câu này ạ: Trong lâm nghiệp tình trạng chặt phá rừng gây hậu qua nghiêm trọng trong bảo vệ tài nguyên thiên nhiên rừng. Bằng kiến thức đã học hãy đề xuất các biện pháp khai thác, bảo tồn hợp lý nguồn tài nguyên thiên nhiên này?

Hôm nay vui nên quyết định: vẽ cho tui 1 bức tranh nàng yêu tinh màu chủ đạo là xanh dương nhạt, tô bằng màu nước nha^^

Choose the best answer A, B, C or D that needs correcting and correct it. (5.0 points). 31. There is a few waterinthe bottle. A B C D 32. The store is betweenwe house and the movie theater. A B C D 33. There are five bookshelfsin my sister’s bedroom. A B C D 34. Can you tell me where can I get the tickets of the football match tonight? A B C D 35. The four-days working week will certainly be a reality, so we will have more time for leisure A B C D activities .

Nêu 1 số ví dụ về sản xuất nông nghiệp hiện đại tại Việt Nam đang áp dụng mà em biết.

Máy biến áp ba pha, máy biến dòng thuộc máy điện tĩnh hay máy điện quay? Tại sao? #giúp mình câu này với ạ! x

Choose the best answer A, B, C or D to complete the following sentences. (15 points) 16. There is a cafeteria____________the bank and the post office. A. among B. in front of C. behind D. between 17.-“__________have you learnt English?” -“ for 4 years” A. How far B. How often C. How much D. How long 18. This solution is ___________for the situation at the moment. A. the better B. the best C. better D. the good 19.You look tired. You ____________rest for a while. A. should takes B. should taking C. should take D. should to take 20. Lan: “ I didn’t watch TV last night.” - Nga: “ ___________.” A. So did I B. I did, either C. Neither did I D. I did, so 21. The room is full___________heavy, ugly furniture. A. in B. of C. with D. at 22. Can you ____________up the opening time on the website? A. make B. wear C. look D. get 23. Students live and study in a/an………..….…school. They only go home at weekends. A. international B. small C. boarding D. overseas 24.The sky is so dark. I think it’s going to rain, so I__________an umbrella with me. A. will take B. takes C. will taking D. taking 25. It started to rain,___________we stopped playing tennis. A. so B. but C. because D. and 26. Can I have a___________of chocolate, please? A. bottle B. jug C. bar D. carton 27. Peter: “What are you doing next Saturday? We’re having some people over for a meal. Would you like to come?” Ann: “_________________” A. Yes, please. B. Sorry, I can. C. Yes, I’d love to. D. No, I don’t. 28.Janes: “Thank a lot for the lovely dinner” -Tom:“___________” A. My pleasure B. It’s all right C. Thank you too D. Please don’t say so 29. Television has both advantages and___________, so we need to use it properly. A. boundary B. benefits C. limitations D. disadvantage 30. I don’t want much sugar in my coffee. Just _______ please. A. little B. a little C. few D. a few