Giúp mình với các bạn ơi 21. The air in the city is very ……….(polluted/ pollutedly) 22. The accident happened because of driving………………( careless/ carelessly) 23. She was …………( unhappy/ unhappily) because of her bad result. 24. She has …………..(kind/ kindly) provided a picnic lunch fo us. 25. He shouted and looked …………….……(angry/ angrily/ ) at me when I broke the vase. 26. We are talking about the preservation of …………(natural/ naturally) resources. 27. We’ll make this beach clean and ……….. ( beatiful/ beatifully) again. 27. She sings very ……………..( beautiful/ beautifully). 28. Be ……….( careful/ carefully)! He is looking at you. 29. Minh’s English is excellent. He speaks English………….( perfectly/ perfect ) 30. He ………(hardly tried/ tried hardly/ hard tried/ tried hard) to find a job but he had no luck.

Dẫn 3,36 lít khí CO2(đktc) vào 350ml dung dịch NaOH 1M. Tính khối lượng muối thu được sau phản ứng.

mọi người giải giúp em em đang cần gấp

GIÚP MK VS Ạ.HỨA SẼ CHO 5 SAO . CÁM ƠN MN RẤT NHÌU!!!

Mọi người giúp e với. Với lại có nhóm nào thì cho e vào với

Sentence Transformation 1. Why he didn't admit it isa problem the concerns us => The problem 2. All of those present were in agreement with the proposal => Everyone 3. What a pleasant surprise to meet you again! => It's 4. I was finally able to convince him of ít value => I finally succeeded 5. Could you explain it to me again, please? => Would 6. I'd prefer you to sign the check now => I'd rather 7. She was so good to me that I'll always remember it => I'll always 8. I am very pleased that we shall meet again soon => I'm looking 9. On arrival at the shop, the goods are inspected carefully => When 10. What is the difference between "Salary" and "Wage"? => How 11. It doesn't matter you are very busy, he always insists on coming with you => No

Ai giúp mình câu này với ạ, mình cảm ơn trước

căn(x+2.căn(x+1))+căn(x-2.căn(x-1))=(x+3)/2

cho 3.36 lít khí H2 qua bình chứa 16 gam cuO nung nóng.Tính khối lượng cu tạo thành

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