【本体选择什么（）1.It______3yearssinceheleftus.（）1.It______3yearssinceheleftus.A.isB.hasbeenC.wasD.were】
2022-05-21 35次 反馈错误 加入收藏 正确率 : 100%
题目内容：
本体选择什么（ ）1. It ______ 3 years since he left us.
（ ）1. It ______ 3 years since he left us.
A. is B. has been C. was D. were
优质解答
选B,因为本句中有since一词,是现在完成时的标志词.
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