◎ 题干
The police officers in our city work hard _____ the rest of us can live a safe life.

A. in case
B. as if
C. in order that
D. only if
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The police officers in our city work hard _____ the rest of us can live a safe life. [ ]A. in caseB. as if C. in order that D. only if …”主要考查了你对  【从属连词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。