Itwas20minutes______theyfinishedthework.A.untilB.whenC.beforeD.assoonas

发布时间：2020-08-06 11:58:23

It was 20 minutes ______ they finished the work.A.untilB.whenC.beforeD.as soon as

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C解析考查连词用法。before表“……才／就……；在……之前”；when表“当……时候”；until表“到……为止”；as soon as表“一……就……”。句意为“20分钟后他们就完成了这项工作”。可知C项正确。
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