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问题 多项选择题

电泳技术根据其工作原理可分为（）

A.移界电泳

B.区带电泳

C.等速电泳

D.等电聚焦电泳

E.免疫电泳

答案

参考答案：A, B, C, D, E

填空题
短语辨析。
从方框里选择正确的短语，并用其正确的形式填空。
on the whole, put up with, so long as, keep on, even if,
quantities of, be supposed to, result in, and so on, on behalf of
1. The police found _____ drugs at his home.
2. Acting before thinking always _____failure.
3. He couldn't ______ the noise so he kept the windows shut all day long.
4. We met something unhappy, but _____,we enjoyed our stay there.
5. _____ you keep away from them, they won't do you any harm.
6. _____ I_____ clean all the rooms or just this one?
7. Believe in us. We will back you to the end _____ you fail.
8. If you know a foreign language you can tell your foreign friends about your family, study_____.
9. I wish you wouldn't ____interrupting me.
10. The lawyer spoke_____ his client(当事人)．
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问答题 简答题

《社戏》的题目是“社戏”，可是文章写看戏的内容并不多，不仅没有写出戏究竟好在哪里，相反倒写了不少对戏不满的内容，而对看戏前后的事却作了大量的精心描绘。请概括分析作者这样写的原因。
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