题目内容
16.They didn't go to bed ______ they finished their homework.( )| A. | until | B. | because | C. | when |
分析 他们直到做完作业才去睡觉.
解答 答案:A.
联系语境并根据前后句子的对比,可知设空处句子应理解为:他们直到做完作业才去睡觉.;结合关键词 didn't,可以判断出此句应用固定表达not…until来完成,意为"直到…才…"引导一个时间状语从句.故选A
点评 本题主要考查连词的用法,做此类题目一定要弄清句意,明白上下文之间的关系,比较和分析选项中连词的不同含义及其用法才能更好地判断出所要用的连词.
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