答案　D

解析　look around/round环顾，四下察看；look into调查，向......里面看；look up查阅，抬头往上看；look through快速查看，浏览。由后面的"and see if there are any obvious mistakes"可知，空格处应表示"快速看一下"，所以选D。

11．-What do you think of his newly­published book?

-It's the best one he___________，but that's not saying much.

A．wrote B．is writing

C．has written D．will write

答案　C

解析　句意为：--你觉得他新出版的书怎么样？ --这是他写过的最好的书，但这并不能说明多少问题。根据语境可知，"he "是定语从句修饰先行词the best one，这里是过去的事对现在的影响，应该用现在完成时has written，故选C。

12．AIDS is said _________the biggest health challenge to both men and women in that area over the past few years.

A．that it is B．to be

C．that it has been D．to have been

答案　D

解析　It is said that从句可转为Sb./Sth. be said to do/to be doing/to have done的形式。由此可排除A、C两项；由句子中的时间状语"over the past few years"可知要用完成时，所以排除B项，选D项。

13．-Why did he have to leave school?

-He happened to _________a laptop computer from the school lab.

A．be seen to steal B．be seen stealing

C．be caught to steal D．catch stealing

答案　B

解析　句意为：--他为何被迫离校？--他从学校实验室偷一台笔记本电脑时，碰巧被人看到了。be seen doing sth.被看到正在做某事，故选B项。

14．__________ good books，the point is not to see how many of them you can get through，but rather how many can get through to you.

A．In the event of B．In the case of

C．On account of D．On top of

答案　B

解析　句意为：关于好书，关键不是你读完多少，而是你能理解多少。in the event of如果