cho tam giác MNP cân tại M có đường cao MI .Trên tia đối của tia NI lấy điểm A sao cho NA = NI. lấy điểm B sao cho P là trung điểm của MB a. chứng minh rằng : I là trung điểm của NP và I cách đều hai cạnh MN,MP. b.Chứng minh rằng BI=MA c.Gọi C là trung điểm của AB.Chứng minh rằng ba điểm M,I,C thẳng hàng

Vẽ Râu Trắng hoặc shanks tóc đỏ trong one piece

Choose best answer A, B, C or D to complete the following sentences. Mark your answer on your answer sheet Câu 1. Air________ is one of the main problems we all have to solve. A. polluting B. polluted C. pollute D. pollution Câu 2. He ran so ________ that no one could catch up with him. A. quick B. quickly C. quicklier D. quickness Câu 3. Try again! Don’t give _____ hope. A. away B. of C. up D. off Câu 4. He __________ the phone when we arrived. A. was answering B. is answering C. has answered D. answered Câu 5. This is the __________ book that I’ve ever read.. A. interesting B. more interesting C. most interesting D. less interesting Câu 6. Would you mind ___________ this letter for me? A. post B. to post C. posted D. posting Câu 7. “He had to work 12 hours everyday.” - “____________” A. Sure. B. I can’t imagine that. C. How cool! D. I wish I could go back to that time. Câu 8. Everything is OK, ___________? A. is it B. isn’t it C. are they D. doesn’t it Write the letter A, B, C, or D to indicate the word whose underlined part is pronounced differently front that of the rest in each of the following questions. Câu 9. A. days B. says C. stays D. ways Câu 10. A. laughed B. hoped C. mixed D. decided Write the letter A, B, C or D on your answer sheet to indicate the option that needs correcting Câu 11. The man and his dog which are our next-door neighbors are very friendly A. his B. which C. neighbors D. friendly Câu 12. If the lady is not too old, she would get a better job in this city. A. is B. get C. better D. in Write the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the given ones Câu 13. No one can help him with the housework today. A. He can be helped with the housework today. B. He can’t help with the housework today. C. He can’t be helped with the housework today. D. He can’t be help with the housework today. Câu 14. My mother is so old that she can’t work hard. A. My mother is not old enough to work hard. B. My mother is too old to work hard. C. My mother is such old to work hard. D. My mother is not old to work hard. Câu 15. “How long have you learnt English, Nam?” Nga asked. A. Nga asked me how long Nam has learnt English. B. Nga asked Nam how long he has learnt English. C. Nga asked Nam how long he had learnt English. D. Nga asked me how long Nam had learnt English. Read the following passage and choose the correct answer (A, B, C or D) to fill in each of the blank spaces below Nowadays people are more aware that wildlife all over the world is in (16) ________. Many species of animals are threatened, and could easily become (17) ________ if we do not make an effort to protect them. There are many reasons for this. In some cases animals are hunted for their fur or for other valuable parts of their bodies. Some birds, such as parrots, are (18) _______ alive and sold as pets. For many animals and birds, the problem is that their habitatsthe place where they live-is disappearing. More land is used for farm, for houses and industry, and there are fewer open spaces than there once were. Farmers use powerful chemicals to help them grow better crops, but these chemicals pollute the environment and (19) ________ wildlife. The most successful animals on Earth, human beings, will soon be the only ones (20) ________ unless we can solve this problem. Câu 16. A. threat B. problem C. danger D. vanishing Câu 17. A. disappeared B. vanished C. extinct D.empty Câu 18. A. catched B. caught C. catching D. catch Câu 19. A. spoil B. wound C. wrong D.harm Câu 20. A. left B. over C. staying D. survived

Giúp em phần chứng minh với em ko biết là

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rewrite the following sentences in such a way that it means exactly the same as the sentence given: 1, Nowadays most women prefer modern clothing to the ao dai. Nowadays the majorty .................................................................. 2, Sales of jeans have gone up dramatically. There has been ................................................................................... 3, We might find life on other planets There............................................................................................ 4,Students may feel pround of their school when wearing its uniform Wearing uniforms may....................................................................

Cho tam giác mờ nơ bằng 20cm quy bằng 20cm điểm K nằm trên cạnh mn sao cho km bằng centimét. Từ ca kẹt song song với mờ quy cách cái nơ quyUh em. Tính độ dài đoạn ca e

Đúng ghi Đ sai ghi S 425,8:0,1=4258 Viết một câu có sử dụng cặp quan hệ từ nguyên nhân - kết quả