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问题 多项选择题

关于公路配电工程中钢管敷设的说法，正确的有（）。

A.镀锌钢管和薄壁钢管应釆用螺纹连接或套管紧定螺钉连接

B.明配钢管或暗挖被锌钢管与盒（箱）连接应釆用锁紧螺母或护套帽固定

C.直埋于地下时应采用厚壁钢管

D.薄壁钢管应采用焊接连接

E.潮湿场所应采用薄壁钢管

答案

参考答案：A, B, C

完形填空
阅读下面短文，根据以下要求：1）汉语提示；2）首字母提示；3）语境提示, 在每个空格内填入一个适当的英语单词，所填单词要求意义准确、拼写正确。（每题1分；共10分）
The purpose of a letter of application is to help you to “sell” yourself.
 
It should state c   the job you want, and should tell what your abilities
小题1:
are and     you have done. It should be simple, humorous, personal and
小题2:
brief without l    out any necessary fact. In writing a letter of
小题3:
application, keep in _____ that the things a possible employer is most
小题4:
likely to want to know about are your qualifications, your       (成就)
小题5:
and your aims. The opening paragraph is p    the most important part,
小题6:
if the first few sentences fail to a        the reader’s attention, the
小题7:
         of the letter may not be read at all, and be clear about the job
小题8:
you are now         for. Try to key your opening remarks to the needs
小题9:
or interests of the employer not to your own need or       (欲望).
小题10:
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单项选择题

腰椎穿刺术后须去枕平卧位4～6h，其目的是为防止

A．穿刺部位出血

B．穿刺部位感染

C．低压性头痛

D．颅内感染

E．脑脊液外漏

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