12.(2010全国，21)-Can? I look at the menu for a few more ?minutes? before I decide?

　　　 -Of course. _______ , sir.　

　　　 A. Make yourself at home

　　　 B. Enjoy yourself　

　　　 C. It doesn’t matter

　　　 D. Take your time

　　　 答案:D

　　　 解析:句意为：“点菜前能不能让我再看几分钟菜单？”“当然可以，慢慢看吧。”take your time“慢慢来，别着急”。

　　　 从A、B、C、D四个选项中，选可以填入空白处的最佳选项。　

11.(2010辽宁，31)When you finish reading the book, you will have ______ better understanding of _______ life.　

　　　 A. a; the　　　　　　　　　　　　　　　　　　 B. the; a　　

　　　 C. /; the　　 　　　　　　　　　　　　　　　　 D. a; /

　　　 答案:D

　　　 解析:an understanding of sth.“理解/了解……” ，是习惯表达；life表“生活”时，为抽象名词，不可数。

7.spread out　8.allow　9.each time　?10.donated?

10. All ______ blood is tested for HIV and other infections.

　　　 答案：1.stick with　2.In reality　3.live up to　4.as a whole　5.other than　6.fit　

9. The examination attracts millions of hopeful participants _______it is held. 　

8. How much time would you ______ for the trip?

7. The population in north and central Australia is_______ .

6. We should strike the balance to _______ the purpose of the group.　

5. The letter can only be opened by you _______ anyone else.　

4. The population _______ is getting healthier.