-----Have you read this book?-----Yes,it’s my favorite book.I ___ it twice.

问题描述:

-----Have you read this book?-----Yes,it’s my favorite book.I ___ it twice.
-----Have you read this book?-----Yes,it’s my favorite book.I ___ it twice.A.have read B.is reading C.will read D.read

选A have read 现在完成时表示过去发生并且已经完成的动作对现在造成影响或后果,过去某一时间开始并一直持续到现在并且有可能还会持续的动作