Cho a,b phân biệt thỏa mãn a^3+b^3+6ab=8. Tính F = a+b

cho hỏi a^2 : a^x-2 = bao nhiêu z

Cho 20g hỗn hợp 2 kim loại Fe, Mg tác dụng với dung dịch HCl thu được 1gam H2 và hỗn hợp 2 muối a. Tính khối lượng HCl phẩn ứng? b. Tính khối lượng hỗn hợp muối thu được

1. There are a lot of food in the fridge, so help yourself. A B C D 2. You should take a taxi although it is raining hard. A B C D 3. The telephone was invented with a Scotsman, Alexandre G. Bell, in 1876. A B C D 4. Would you like coming to my birthday party. A B C D 5. It is difficult for students to answer all of the question in fifteen minutes. A B C D làm + giải thik

giúp mk vs mn nhanh ạ I. Circle the sentence A, B, C or D that has the same meaning as the root one. (1 point) 41. The sooner he stops smoking, the better he'll feel. A. When he stops smoking, he’ll feel better. B. As soon as he feels better, he’ll try to stop smoking. C. He feels so much better since he stopped smoking. D. Though he feels better, he still smokes. 42. I would rather have an egg for breakfast. A. I would eat an egg if I was hungry. B. I don’t want an egg for breakfast. C. I prefer to have an egg for breakfast. D. I'll have an egg if there’s nothing else. 43. The boy was too fat to run far. A. The boy was very fat and couldn’t run far. B. The boy’s fatness didn’t stop him running far. C. The boy had to run a lot because he was fat. D. The boy wasn’t fat enough to run far. 44. The shops don’t open now, so we can’t get things for our party. A. If the shops don’t open, we can get things for our party. B. If the shops opened, we could get things for our party. C. As the shops opened, we couldn’t get things for our party. D. As the shops don’t open, we will get things for our party. 45. He did not get the job he wanted until he was forty. A. It was until he was forty that he got the job he wanted. B. It was not until he was forty when he got the job he wanted. C. It was not until he was forty that he got the job he wanted. D. It was until he was forty when he got the job he wanted.

điền a,an,the giúp em vs 26. When we reached the city centre, _____ shops were still open but most of them were already closed. 27. Do you enjoy going to _____ concerts? 28. When I was _____ child, I used to be very shy. 29. John is _____ teacher. He's teaching in _____ school in London. Every morning, he gets up at 7 o'clock, has _____ breakfast and _____ cup of _____ coffee. Then he goes to work by bus. He has _____ lunch at _____ restaurant (near _____ school). In the afternoon he works until 5 or 5.30 and then goes _____ home. He doesn't work on _____ Saturday or Sunday. He goes to _____ cinema or theatre. John has _____ sister in Oxford and _____ brother in _____ London. 30. There are millions of stars in _____ space. 31. I'm going away at _____ end of this month. 32. The sun is _____ star. 33. What did you have for _____ breakfast? 34. How much are those potatoes? 1.20 _____ kilo. 35. Can you think _____ rich should pay more taxes to help _____ poor? 36. He is _____ honest person. 37. My father went out to _____ sea when he was 14. 38. When do you hope to go to _____ university? 39. There's a strike at _____ hospital. em cảm ơn

Giúp mình làm bài 18 thôi nhaa mình cảm ơn nhiều lắm

Giúp mik giải với mìn cần gấp mik cho 5 sao ạ .

Các bạn giúp mk với nhé. Lm rồi giải thích và dịch giúp mk luôn nhaa

EM TĂNG ĐIỂM CÂU HỎI RỒI Ạ,LÀM GIÚP EM GẤP EM SẮP PHẢI NỘP Ạ,PLS PLS PLS🥺🙏🏻