giải giúp em đến bao nhiêu cũng đc có ai từng giải đề này chưa thì gửi ảnh cho em xem với

Muốn đặt lề trên của trang tính thì trong hộp thoại PageSetup chọn ô?

9) 31. (-326) + 126 . 31 10) 2309 + (145 - 2309) 11) 167 + (-12) + (-167)+ 32 12) 48. (-296) + 196 . 48

Giups mình nha !!!!!!!!!!!. Bài 53,55 thôi

Chuyển các câu sau sang bị động 1. John is telling his classmates about the news. 2. Do people spend a lot of money on advertising? 3. Was the chief engineer showing the plants to the workers? 4. Will they hold the meeting tomorrow? 5. When does she often take her dog for a walk?

Hòa tan hoàn toàn 4,8g một kim loại A hóa trị n vào 500 ml dd HCl thu được 4,48(l) khí H2 đkc a)Xác định tên kim loại và vị trí của kim loại trong bảng HTTH b)Nồng độ mol của dung dịch HCl

một tàu tuần tra chạy ngược dòng với vận tốc 60km/h sau đó chạy xuôi dòng với vận tốc 48km/h trên cùng 1 khúc sông có vận tốc dòng nước là 2km/h .tính vận tốc tàu tuần tra khi nước yên lặng , biết thời gian xuôi dòng ít hơn thời gian ngược dòng là 1 giờ

Giải giúp mình bài 182,183 với gấp lắm rồi

13. They want to produce a music programme______ to attract a lot of people to follow. A. entertainer B. entertainingly C. entertaining D. entertainment 14. Some ______ are keen on watching science or cuisine programmes. A. viewing B. viewer C. viewers D. viewed 15. She prefers ______ cartoons to listening to pop music. A. watching B. watch C. to watch D. watched IV. Choose the best word or phrase (A, B, C or D) to complete each sentence. 16. VTV2 and VTV3 are well- known _____ channels in Viet Nam. A. foreign B. national C. local D. international 17. He is one of the most famous ___ in Viet Nam. You can see him appear on weather forecast every day. A. MCs B. comedians C. newsreaders D. weathermen 18. I need a _____ immediately because I can't turn on your TV without it when I sit on the sofa. A. TV screen B. TV viewer C. remote control D. volume button 19. My father likes watching _____ programmes. They have a lot of football matches or boxing competitions. A. sports B. animals C. news D. films 20. The main character in this comedy show looks so _____. His motions and actions always make me laugh a lot. A. boring B. clumsy C. skilful D. intelligent 21. I watch The Adventures of Tin Tin on TV every Saturday. It's a _____ about a smart boy and his loyal small dog. A. documentary B. cartoon series C. broadcast D. weather forecast. 22. I like watching science channels because I can _____ a lot of interesting things about my life. A. discover B. test C. instruct D. compete 23. It's difficult for me to decide to watch between two programmes. They're ____ different channels_____ the same time. A. on/ in B. on/ at C. from/ at D. from/ in 24. I can't watch my favourite game show _____ my father is watching news at present. A. although B. so C. and D. because 25. He likes watching animals programmes, ______ he also likes watching comedy shows. A. and B. so C. but D. or 26. The TV schedule today is so boring. _____ I decide to go out with my friends. A. although B. so C. because D. but 27. _____ he's a famous actor, he seems to be very friendly with his fans. A. although B. So C. Because D. And 28. _____ is dancing in your room? – It's my sister A. Why B. How C. What D. Who 29. __________ is this documentary on? – About half an hour. A. How far B. How much C. How long D. How often 30. ____ of music do you like? – I like Pop and Rock. A. How many kind B. How kind C. What kind D. What much kind

Nhận biết các lọ mất nhãn đựng các dung dịch sau: 1) Không giới hạn thuốc thử a) KOH, NaCl, HCl b) KOH, NaCl, HCl, NaNO3 c) NaOH, NaCl, HCl, NaNO3, KI d) NaOH, NaCl, CuSO4, AgNO3 e) NaOH, HCl, MgBr2, I2, hồ tinh bột f) NaOH, HCl, CuSO4, HI, HNO3 2) Chỉ dùng 1 thuốc thử a) KI, NaCl, HNO3 b) KBr, ZnI2, HCl, Mg(NO3)2 c) CaI2, AgNO3, Hg(NO3)2, HI d) KI, NaCl, Mg(NO3)2, HgCl2 3)Không dùng thêm thuốc thử a) KOH, CuCl2, HCl, ZnBr2 b) NaOH, HCl, Cu(NO3)2, AlCl3 c) KOH, KCl, CuSO4, AgNO3 d) HgCl2, KI, AgNO3, Na2CO3