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试卷简介
本套试卷集合了考试编委会的理论成果。专家们为考生提供了题目的答案，并逐题进行了讲解和分析。每道题在给出答案的同时，也给出了详尽透彻的解析，帮助考生进行知识点的巩固和记忆，让考生知其然，也知其所以然，从而能够把知识灵活自如地运用到实际中去。
试卷预览
1. As a public relations officer, you should know your customers ___________detail.
A. in
B.on
C.for
D. to
2.
_____arriving at the meeting room, Tina discovered that she had left the Sample products in her office.
A. By
B.On
C. Through
D. In
3. I don’t think this software is appropriate ____ the newly designed production line.
A. at
B. in
C.of
D. for
4. The chair looks rather unusual in shape, but it is very comfortable to sit _______.
A.by
B. on
C.with
D.at
5. My boss said that he was badly______need of my assistance.
A. at
B. in
C. for
D. with
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