Tom should have stayed to help .Why --he?I needed a hand ,yo

问题描述：

Tom should have stayed to help .Why __he?I needed a hand ,you konw.
A.did not B.Has not C.had not D.should not
1个回答 分类：英语 2014-12-11

问题解答：

我来补答
A
前半句Tom should have stayed to help ,是虚拟语态,should have ,意思是TOM本应该留下来帮我的,事实上他没有留下来,所以 说 why did not he?完整的句子是why he did not stay to help?
 
 
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