非正式组织作为存在与正式组织中一种不可缺少的社会交往关系是因

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问题单项选择题

非正式组织作为存在与正式组织中一种不可缺少的社会交往关系是因为（）。

A.正式组织无法将之消除

B.非正式组织不影响正式组织的运行

C.非正式组织有其积极作用

D.非正式组织对于正式组织没有危害

答案

参考答案：C

填空题

用所给词的适当形式填空。

1. The police will tell the ____ (true) of the accident in a few days.

2. The boy gave the money back to the____ (own).

3. The students are____ (confuse) about the ____ (confuse) problem.

4. I'm considering____ (study) in Beijing or Shanghai.

5. I felt____ (embarrass) when everyone looked at me.

6. She's always wearing a____ (shine) coat.

7. I want to be a____ when I grow up, because I am very interested in ____ and I like working on

____ studies. (science)

8. Everyone must admire the____ (beautiful) of a mother's love.

9. This coat is____ (comfortable).I want another one.

10. Tom did his homework so____ (care) that he made few mistakes.

多项选择题

土石坝设置防渗体的作用包括（）。

A、防止波浪淘刷

B、降低浸润线、增加下游坝坡的稳定性

C、减少通过坝体和坝基的渗流量

D、降低坝体孔隙水压力

E、降低渗透坡降，防止渗透变形