LÀM GIÙM EM ĐI Ạ... TẶNG 5 SAO + TYM ĐÀNG HOÀNGGG
1.Nghiệm phương trình sinx + 4cosx = 2 + sin2x là? 2.Phương trình √2 (sinx- 2cosx) = 2 -sin2x có hai họ nghiệm có dạng x = α + k2π; x = β + k2π ( 0 < hoặc=α,β < hoặc =π ) .Khi đó α.β Bằng?
27 đi ạ. Cảm ơn. Đáp án trong sách là A
Cali : Bé chanzzzzz vẫn cute nhất Nhanh nha
tính nhanh 32 x 8 + 28 x8 + 23
A verb the same meaning with hold _e_p Giúp mình với
Câu nào khó thì có thể bỏ qua ạ, ,nhưng ưu tiên lm hết
1. I want _______ (play) badminton with my friends after school. 2. Maria enjoys _______ ( do) crochet in her free time. 3. I would like ________ (go ) fishing on the weekends. 4. Do you like _________ (go) jogging? 5. What games do you like to _______ (play)? 6. My sister wants ________ (do) cross stitch. 7. Hung enjoys ___________ (listen) to music, and his brother love ___________ (watch) movie. 8. Tony suggested __________ (open) the window to get the fresh air. 9. We decided ______________ (buy) a new car. 10. I enjoy ____________ (write) picture postcards. 11. My parents wanted me __________ (be) home at 11 o’clock. 12. The children prefer ___________ ( watch) TV 13. Would you mind ____________ ( show ) me how to send an email? 14. Nam suggested ________ (talk) the children to school yesterday. 15. I’m interested in _________ ( learn) English 16. My teacher intends __________ (sing ) a song.
Em xin nhờ mọi người giúp em ạ , em xin chân thành cảm ơn mọi người nhiều lắm III. Choose the word or phrase that best fits the blank in each sentence: Indicate the word or phrase CLOSEST in a meaning to the underlined part in each of the following questions. 1. I was late for school this morning because my alarm clock didn’t go off. A. make noiseB. wake me upC. produce a soundD. move to another place 2. Henry was perfectly satisfied with his new fishing rod. A. unhappyB. contentedC. relievedD. overjoyed The word that is OPPOSITE in meaning to the underlined part in each of the following questions: 1. She purchased a number of shares in the company. A. investedB. soldC. spent money D. bought 2. When he passes the entrance exam, his parents will be walking on air. A. extremely lightB. extremely happy C. feeling extremely unhappyD. feeling extremely eager Choose the best answer: 1. These kinds of tiger are _______danger of extinction. A. at B. in C. on D. for 2. We arrived ______ the airport quite early. A. at B. in C. on D. for 3. Jack: “What’s wrong with you?” - Jill: “______.” A. Thank you very much B. I’m having a slight headache C. No, I don’t care D. Yes, I was tired yesterday 4. Sarah: “Oh my God, I’ve missed my bus.” - Christ: “______. Another will come here in ten minutes.” A. I hope so B. Don’t mention it C. Don’t worry D. Thank you 5. Mary: “Thanks a lot for your help.” - John: “______.” A. My excitement B. My delightC. My happiness D. My pleasure 6. I know ____________ how she felt. A. exactB. correctC. exactlyD. proper 7. We _____________ the seedlings into peaty soil. A. takeB. ploughC. raiseD. transplant 8. These farmers get good food from their___________ lands. A. transplanting B. pumping C. leadingD. productive 9. Drugs helped to ________ the pain. A. believeB. receiveC. relieveD. deceive 10. We should do something to protect the _______ animals. A. threatening B. endangered C. extinction D. disappointed 11. The next train ______________ at 7 p.m., so get ready now. A. leaves B. is leaving C. will leave D. has left 16. Mary _________ up and _______ her housework every early morning. A. Get / do B. got / did C. gets / do D. gets / does 17. All the rivers _________ to the sea. A. flowB. flows C. flowedD. flowing 18. Water _____ at 100 Celsius degree. A. boil B. boiled C. boils D. boiling 19. They ________________ to live in Australia in 1980. A. beginB. beganC. beginsD. are beginning 20. Columbus ________________ America more than 400 years ago. A. discoverB. discoveredC. has discoveredD. is discovering 21. It’s at least a month since I ______________ John. A. had seen B. have seen C. last see D. last saw 22. Don’t speak until someone ___________ you A. asked B. asks C. will ask D. have asked 23. Please send us a postcard as soon as you _______________ in London. A. will arrive B. is going to arrive C. arrive D. arrived 24. She’ll be a billionaire by the time she __________ forty. A. is going to be B. will be C. is D. was 25. Mai: “Do you want another serving of chicken soup?” - Scott: “______.” A. No longer B. No way C. No comment D. No, thanks
làm 2 bảng trang 11 sách công nghệ 8
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