I__this book twice since I bought it two years ago. A read B be reading C have read D have readed

问题描述:

I__this book twice since I bought it two years ago. A read B be reading C have read D have readed
为什么选C?

C
现在完成时 构成是 have has +动词的过去分词 read 的过去分词就是原形 所以选c
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