单选 the book,the boy didn't know the answers to the questions

问题描述：

单选 the book,the boy didn't know the answers to the questions
a not to read
b to notread
c having not read
d not having read

1个回答分类：英语 2014-11-27

问题解答：

我来补答

书还没有读,那个男孩不知道怎么回答问题.
中间有逗号,后面是一个完整的句子,所以a和b选项明显不对,这里涉及的是分词作状语,所以答案在c和d选项中,一般规定的用法是not置前,not having read,作伴随状语,记住就行了.

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