____all the required papers. he didn"t answer the questions fluently in class.A．

题型：不详难度：来源：

____all the required papers. he didn"t answer the questions fluently in class.

A．Having not read

B．Not having read

C．Not read

D．Not to read

答案

解析

试题分析：句意：没有读要求看的试卷，他在课堂上不能流利的回答。这里需要非谓语动词做原因状语，因为是先没有读，然后才不能流利回答，所以用现在分词的完成式，而且否定词not放在having前面，所以选B。

举一反三

I will always remember _____ to the star’s concert and what I experienced there.

A．taking

B．being taken

C．to take

D．to be taken

题型：不详难度：| 查看答案

We must know what we should do and what we should avoid _______ a good impression on others in public places.

A．to leave

B．leaving

C．to have left

D．leave

题型：不详难度：| 查看答案

_________ the temperature might drop, coal was prepared for warming.

A．To consider

B．Considered

C．Considering

D．To be considered

题型：不详难度：| 查看答案

I’ve worked with children before,so I know what _________ in my new job.

A．expected	B．to expect
C．to be expecting	D．expects

题型：不详难度：| 查看答案

The vocabulary and grammatical differences between British and American English are so few and unimportant as hardly______.

A．noticed

B．to notice

C．being noticed

D．to be noticed

题型：不详难度：| 查看答案