#258
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làm nhanh nha 5' nx mình cần , càng sớm càng tốt Phải chắc nha 1. _______ you ______ your homework? * 1 điểm Have/ finished Has/ finished Have/ finish 2. Why did he need to see the doctor? He ______ his hand * 1 điểm hurt hurts hurted 3. I ________ in this house for 10 years. * 1 điểm has lived have lived lived 4. She has _______ cleaned up the house since 2 p.m * 1 điểm already ever never 5. What _______ you _______? I will never trust you again. * 1 điểm has/ done have/ do have/ done 6. He __________ working as a worker 2 years ago * 1 điểm stops stop stopped 7. _______ you ________ this dish before? * 1 điểm Has/ tried Have/ tried Have/ try 8. John ________ his grandma last week. * 1 điểm visit visits visited
Tìm a và b biết : a) 24! = a2044840173323943b360000 b) 1a31b5 chia hết cho 99
Sự thải nước tiểu ra khỏi cơ thể xảy ra vào những lúc nhất định nhưng không nên nhịn quá lâu. Em hãy lý giải vì sao?
9. We really __________ all the help you gave me yesterday. A. appreciate B. notice C. admire D. compliment 10.I felt very tired when I got home, so I __________ straight to bed. A. go B. am going C. went D. had gone 10. I tried to phone Lan this morning, but there __________ no answer. A. was B. were C. has been D. had been 11. His hometown __________ a lot by the time we went back after many years. A. has changed B. changed C. was changing D. had changed 12. How fast __________ when the accident happened? A. are you driving B. were you driving C. did you drive D. had you driven 13. __________ hard all year, so I felt that I deserved a holiday. A. I work B. I worked C. I’d been working D. I’ve worked 14. The traffic lights __________ green and I pulled away. A. turned B. were turning C. has turned D. had turned 15. She was so shy that she just __________ at him then quickly looked away. A. stared B. glanced C. talked D. murmured 16. We weren’t hungry because we __________ lunch. A. had B. have had C. had just had D. had been having 17. I met Ben a few days ago. He __________ back from his vacation. A. came B. was coming C. had just come D. Would come 19.What made you more interested __________ learning English? A. on B. in C. to D. with 18. He is always complaining __________ his mother about his school work. A. with B. to C. from D. at 19. __________ my experience, very few people really understand the problem. A. to B. in C. with D. from 20. People here have a more relaxed attitude __________ their work. A. to B. in C. on D. for 22. A Teenagers nowadays often have their own idols who they really love and imitate_____________ different ways. A. at B. with C. in D. on 23. How much did you pay _________ your hat? A. for B. with C. from D. about 24. My parents gave me an ipod __________ my birthday. A. for B. with C. without D. from 25. I really hate the kind of person who is always __________ about little things. A. worried B. satisfied C. doing a lot D. making a fuss 26. I don’t like that man. There is a sneaky look on his face. A. furious B. humorous C. dishonest D. guilty 27. I felt my face burning with __________. A. embarrassment B. confidence C. pleasure D. enthusiasm 28. I believed that everyone has had __________ experiences in their life. A. memorable B. observable C. acceptable D. forgettable 29. I had a glance at the article, but I haven’t read it yet. A. close look B. quick look C. direct look D. Furtive look 30. He rose from his chair and __________ her warmly. A. protected B. replaced C. embraced D. Appreciated 31. She has always wanted a new hat __________ the one her favorite singer wore in one of her video clips. A. similar B. like C. as D. the same 32. – “Hello Christina, welcome to our programme.” - “ ________________.” A. Hello and thank you! It’s nice being with you. B. Don’t mention it. Talk to you later. C. Hello. Catch you later. D. You’re welcome. It’s nice being with you. 33. – “Did the experience affect you in any way?” - “ ________________.” A. Yes, they did. B. Oh, yes. Yes, very much, in fact. C. Thanks. You’re nice to say so. D. Nothing happened. Giải thích hộ em nữa ạ
x(x+y)=2 thanks ===============================================================
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1.ĐÚNG/SAI a. Nhà máy thủy điện Hòa Bình được cán bộ và nhân dân hai nước Việt, Lào xây dựng.. b. Ngày 19-5 -1959, Trung ương Đảng quyết định mở đường Trường Sơn nhằm góp phần mở rộng giao thông để phát triển kinh tế miền núi. c. Theo hiệp định Giơ-ne-vơ, con sông được chọn là giới tuyến quân sự tạm thời giữa hai miền Nam – Bắc là sông Bến Hải. d. Quốc hội khóa VI đầu tháng 7/1976 đã quyết định: tên nước, Quốc huy, Quốc kì, Quốc ca, thủ đô là Hà Nội, đổi tên thành phố Sài Gòn – Gia Định là thành phố Hồ Chí Minh.
Cho Δ ABC có BC = a, CA = b, AB = c và đường tròn bàng tiếp trong góc A tiếp xúc với BC tại D, tiếp xúc với phần kéo dài của AC và AB tại E và F. Tính theo a, b, c độ dài AE, BD, CD. nếu đc giúp em hai câu này với ạ https://hoidap247.com/cau-hoi/2145065 https://hoidap247.com/cau-hoi/2145053
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