题目内容
12.--I'm afraid the class has begun.--Don't worry.It until the bell ( )
A. | doesn't begin; rings | B. | won't begin; will ring | ||
C. | won't begin; rings | D. | doesn't begin; will ring |
分析 --恐怕已经开始上课了.
--别担心.直到铃声响起才开始上课.
解答 答案:C not…until-直到…才,…until…,时态需要遵循"主将从现"的原则.故选C
点评 此题重点要明确主从复合句的时态问题,符合"主将从现"的原则的还有:…if/when/before/after/as soon as…等
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