Had he arrived earlier, he could (catch) ______ the train.have caught本句时表示与过去相反的

游客2023-10-03 20

问题 Had he arrived earlier, he could (catch) ______ the train.

选项

答案 have caught

解析本句时表示与过去相反的虚拟语气，主句采用could have done的形式。

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