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cobebaotran0312
2 năm trước
Mn giúp em với em đang gấp ạ. Em c.ơn. cân bằng các phản ứng oxi hóa khử sau bằng phương pháp thăng bằng electron thực hiện theo 4 bước: Mg + HNO3=> Mg(NO3)2 + No + H2O
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Câu chẻ: 1. My father usually complains about my students whenever they go to my house. - 2. I used to like climbing up tress and pick fruits. - chọn A B C D 1. He took a(n) ....... interest in football. He never missed a match on television. A. avid B. successful C. actually D. common 2. He enjoyed watching the colorful fish swimming in the glass ................. A. envelope B. glove C. album D. tank 3. The first time I noticed something wrong was.............I got home. A. since B. when C. for D. until 4...........into the side of the mountain are the faces of four men who were United States presidents. A. Carved B. Carving C. Carve D. To carve 5. “Did you have a good trip.”. “..............................”. A. Yes, not too bad. Thanks B. Thanks. You too C. Thanks. That would be nice D. There’s no need. Thanks chọn lỗi sai 1. My friend, (an accomplished) guitarist, is (now) teaching (me) how (playing) the guitar. 2. (When) I turned the (ignition) key, the car (was starting). 3. My nextdoor neighbor,( who’s) job is (selling) new products, (often) travels to (other) towns. 4. You’d (better) think very (careful) before (making) your (final) decision chọn dạng đúng của từ 1. Organizing the sporting event was one of his remarkable . (accomplish) 2. He went to the club to play chess with his friend as it was his hobby. (regular)

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