题目内容
9.Our Chinese teacher didn't go to bed______ he finished his work last night.( )| A. | if | B. | until | C. | since | D. | because |
分析 我们的语文老师昨天晚上直到他完成了工作才睡觉.
解答 答案:B 考查连词,if如果,引导条件状语从句,从句用一般现在时,主句要用一般将来时;since自…以来,引导时间状语从句,既然,引导原因状语从句;because因为,引导原因状语从句;until直到,引导时间状语从句,还可用not…until直到…才…,根据主句"…didn't go…可知从句要用until来连接,表示"我们的语文老师昨天晚上直到他完成了工作才睡觉."之意,故选:B.
点评 考查从属连词,理解句子的意思和句子的结构,根据所给语境,选择合适的连词.
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