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Điều chế Cu từ dung dịch Cu(NO3)2 bằng cách cho Cu(NO3)2 tác dụng với dd NaOH rồi đem kết tủa lọc được nung với H2 thì đúng hay sai ạ
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1. Hoa got used to..................in her new school after a month. A. study B. studying C. studied 　 D. is studying 2. Peter's not going to drive, ..................he? A. does B. is C. isn't 　 D. will 3. ..................the traffic was bad, they arrived on time. A. Although B. In spite of C. Despite 　 D. Even 4. If you want to get more.................., please contact Mrs. Hoa. A. inform B. informer C. informative 　 D. information 5. Last Tuesday, my daughter was absent from school..................of her illness. A. because B. instead C. though 　 D. but 6. The headmaster asked me..................for him outside his office. A. wait B. waiting C. to wait 　 D. waited 7. He says he's been to..................restaurant in town. A. many B. every C. all 　 D. most 8. My sister feels..................again after her operation. A. strongly B. strength C. strong 　 D. enough strong

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