Weshouldlistentotheweatherreportb

发布时间:2020-07-12 11:41:49

We should listen to the weather report before we ______.A.leaveB.leftC.leavingD.leaves

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A解析本题主要考查before引导的时间状语从句,主句是情态动词加动词原形,从句用一般现在时表将来,故选A
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