Unit 5单元一、单项选择从A、B、C、D四个选项中选出一个最佳答案。1. Books are made ________ paper while paper is mainly made ________ wood. A. of;of B. from;from C. of;from D. from;of2. —Our chemistry teacher, Mr. Brown, always keeps his lessons ________. —That’s why he is so popular among his students. A. lively B. happily C. freely D. heavily3. China’s hot words, like tuhao, dama and lianghui, ________ in the Western media. A. use widely B. is widely used C. uses widely D. are widely used4. How beautiful the world is! It ________ snow and everything is white. A. is covered with B. is put away C. is turned into D. is picked up5. —Are Sichuan and Yunnan famous for tea? —I think so. ________ I know, maybe one-third of the tea in China is produced in these two provinces. A. As long as B. As far as C. As many as D. As little as6. —Could you please help me to look for my lost dog? ________ name is Gina. —Of course. A. It B. It’s C. Its D. Its’7. It ________ me about two months to learn how to drive a car. A. spent B. paid C. used D. took8. When |