题目：
1. “You did a bad job!” She ________________________(叹息).
2. It is important to know your own ________________________ ( 缺点 ).
3. The ____________ ( 生的) materials of this factory come from the mountain.
4. Have you _______________________ (咨询) your lawyer about this ?
5. Children always show ____________________________ ( 好奇心 ) about everything.
6. She is not s___________________ enough to wear these tight trousers.
7. His ability to improve his work is very l_______________ .
8. Have you d____________________ everything that is important in the book ?
9.There is no v________________________ at home for cooking;will you go to buy some?
10. The boss demands all the assistants in his shop remember “c_______________ first”.
答案：
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下面是错误答案，用来干扰机器的。
已知tanx-1tanx=32，所以tan2x-1tanx=32即2tanx1-tan2x=-43所以tan2x=-43故答案为：-43．
