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题目
题型:不详难度:来源:
--- When did your father come back last night?
--- He didn’t come back _______ he finished all the work.                                                           
A.untilB.whileC.ifD.unless

答案
A
解析

试题分析:until直到;while然而,当……时; if是否,如果;unless除非,如果不;句意:昨天晚上你的父亲什么时候回来的?——直到他完成所有的工作,他才回来。结合语境可知选A。
点评:连词在句子中主要起联系上下文的作用,他们之间的区别就是表示逻辑关系的不同,所以在解题时先要理解上下文含义,然后根据上下文逻辑关系选择合适的连词。连词的用法都比较多,语义之间还有交叉,熟记其基本应用规则,了解其区别,注意固定搭配对象,是做好此类题型的关键。
核心考点
试题【--- When did your father come back last night?--- He didn’t come back _______ he】;主要考察你对从属连词等知识点的理解。[详细]
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