题目内容
If you______to her about it yesterday, you ______ what to do now.
A. should have spoken; would know B. spoke; would know
C. had spoken; would have known D. had spoken; would know
D
【解析】
试题分析:考查虚拟语气。if虚拟条件句,对现在进行虚拟,从句用过去时(be动词用were),主句用would+动词原形;对过去进行虚拟,从句用过去完成时,主句用would/could have done;对将来进行虚拟,从句用过去时或should/were to+动词原形,主句用would+动词原形。根据now可知,if从句是对过去进行虚拟,从句用过去完成时,主句含有now,是对现在进行虚拟,用would+动词原形。这是错综虚拟条件句,要分别对主句、从句进行判断,分别使用对应的时态。故选D。
考点:考查虚拟语气
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