Bài 1.1 Cho tam giác ABC vuông tại A . Biết AB 6cm; BC 10cm = = và đường cao AH . Tính độ dài đoạn thẳng BH và CH .

Viết đoạn văn 10-12 câu giải thích ý nghĩa câu tục ngữ " Có chí thì nên"

a. x^3 – 7x + 6 b, x^3 – 7x^2 + 6

1.Câu sau đây đã sử dụng biện pháp gì ? Hãy nêu tác dụng của biện pháp đó "Trong im lặng, hương vườn thoang thoảng bắt đầu rón rén bước ra và tung tăng trong ngọn gió nhẹ,nhảy trên cỏ, trườn theo những thân cành

giúp mình câu a bài 2 nha ( 50 điểm )

vẽ mầm zui sướng NL : Mới tán đổ cr sướng wa!

vẽ mầm đang vui vẻ cầm súng bắn tiền. *hnay vui quá!*

x*(9x+1)-3x*(3x-5)=12x-5 hộ em vs ạ

I. Mark the letter A, B, C or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. Câu 1. A.growth B.show C. crown D. know * A B C D Câu 2. A.display B.dirty C.invent D. improve * A B C D II. Mark the letter A, B, Cor D to indicate the word that differs from the other three in the position of primary stress in each of the following questions. Câu 3.A.poisonous B. natural C. technology D.musical * A B C D Câu 4. A. tornado B. volcano C.earthquake D. tsunami * A B C D III. Mark the letter A, B, C or D to indicate the correct answer to each of the following questions. Câu 5. If we recycle more, we___________ the Earth * A.will help B. helped C. won’t help D. were helping Câu 6. If people didn’t throw rubbish in the street,it __________look attractive. * A.will B.won’t C.can D. would Câu 7. Nick ________ out because the door is locked outside. * A. can be B.must be C.can’t be D. mustn’t be Câu 8.By 2030 all students______ their own computer in school. * A. will have B. are have C.was having D. have will Câu 9. This time next year Phuc _________ a new language . * A.be learning B. will be learning C.was learning D. have learn Câu 10.Coal, oil and forests are the most important ……..resources * A. industrial B. agricultural C. natural D. national Câu 11. Most people _________ to safe areas when the storm broke * A. moves B. had moved C.have moving D.are moves Câu 12. We’ve decided ____________in Ho Chi Minh city for 3 more days. * stays B.to stay C.staying D.stayed IV.Read the following passage and mark the letter A, B, C or D to indicate the correct answer to each of the questions from 13 to 17. I disagree (13)_____ the idea that robots will only bring benefits to people in the future. Robots will also have some (14)____ influences. Firstly,they will be very expensive and we will spend too much money buying and fixing them.Secondly, robots in factories will be able to (15)_____ everything the workers do, so robots will make them jobless.Thirdly, robots in our homes will do all the housework (16)____ us, so we will become lazy and inactive. (17)____ short, robots will do many things for us, but they may not improve the quality of our lives. Câu 13. A. with B. on C. for D. at * A. B C D Câu 14. A. good B. well C. negative D. bad * A B C D Câu 15. A.done B. do C.play D. making * A B C D Câu 16. A. and B. to C. from D. for * A B C D Câu 17. A. Although B.In C. Moreover D. Also * A B C D V.Read the following passage and mark the letter A, B, C or D to indicate the correct answer to each of the questions from 18 to 20. England is not a large country. No town in England is very far from the sea, and many English families spend their summer holidays at the seaside. There are no high mountains in England, no very long rivers and very large forests.There are many towns in England. No town is very far from another. Câu 18. Is England a large country? * A. Yes, it isn’t . B. No, it isn’t . C. No,they are n’t . D. No, it is Câu 19. Where do many English families spend their summer holidays? * A. on the mountain. B. in the city. C. in the country. D. At the seaside. Câu 20. Are there many towns in England? * A. Yes, there are. B. No, there are. C. Yes, there aren’t. D. Yes, it is. VI.Mark the letter A, B, C or D to indicate the sentence that is closest in meaning to each of the following questions. Câu 21.“ I’ve read a book about life on the other planets,”Phuc told me. * A. Phuc told me that I had read a book about life on other planets. B. Phuc told me that we had read a book about life on other planets. C. Phuc told me that they had read a book about life on other planets. D. Phuc told me that he had read a book about life on other planets. Câu 22. He doesn’t study hard so he will fail the final exam next month. * A. If He hard study , he will pass the final exam next month B. If He studing hard , he will pass the final exam next month C. If He studies hard , he is passing the final exam next month D. If He studies hard , he will pass the final exam next month Câu 23. I don’t have free time , so I can’t go some where. * A. If I has time free, I could go some where. B. If I having free time , I could go some where. C. If I had free time , I could go some where. D. If I having free time , I can gone some where. Câu 24. Lena said:“I enjoy chatting on the phone with my friends.” * A. Lena said that she enjoyed chatting on the phone with her friends. B. Lena said that I enjoyed chat on the phone with her friends. C. Lena said that she enjoy chat on the phone with my friends. D. Lena said that you enjoy chatting on the phone with her friends. Câu 25. Peter really loves to go out with his friends. * A. Peter really go out enjoy with his friends. B. Peter enjoy really go out with his friends. C. Peter really enjoys going out with his friends. D. Peter really enjoy to going out with his friends

Chibi nữ cute Full or ko Nl:bầy zịt thật chăm chỉ quá đee mà e hơi lười