788] The pen ____ she writes letters is broken.

[译文] 她写信的钢笔坏了。

　 A. which 　 B. that

　 C. with which 　 D. by which

[答案及简析] C。 用钢笔写信，使用工具介词应该用with。

787] _____ are written _____ English.

[译文] 许多书是用英语写的。

　 A. Many a books; in 　 B. Many of the books; with

　 C. Many of the books; in 　 D. Many the books; with

[答案及简析] C。 many a 表示许多，后面跟单数名词；many of 表示许多，后面跟复数名词；用什么语言时介词用in。

786] The box is _____ what I saw in the shop.

[译文] 这个盒子和我在商店里看到的一样。

　 A. same as 　 B. the same like

　 C. the same that 　 D. the same as

[答案及简析] D。 same总是和定冠词the连用；当表示类似时用as；表示同一物时用that。

785] I prefer _____ at home to _____ outside.

[译文] 我宁愿呆在家里也不愿在外面玩。

　 A. staying; playing 　 B. to stay; play

　 C. staying; play 　 D. to stay; playing

[答案及简析] A。 prefer (doing) sth. to (doing) sth.喜欢不喜欢，该句中的to是介词，to的前后必须一致。

784] Is it easier to make plans _____ trips now?

[译文] 现在做旅行的计划容易些是吗？

　 A. to 　 B. for

　 C. of 　 D. on

[答案及简析] B。 make plans for…. 做…的计划。

783] The question is not easy _____.

[译文] 这个问题不易回答。

　 A. to answer 　 B. to be answered

　 C. answered 　 D. answering

[答案及简析] A。 表示形容词后接不定式，如果不定式与该句主语有动宾关系，不定式用主动形式。

782] The classroom ______ 30 feet long.

[译文] 教室量起来有三十英尺长。

　 A. measures 　 B. is measured

　 C. has 　 D. has length

[答案及简析] A。 measure, weigh, number, wash, sell, drink, pay, wear, keep, prove等词都可以用主动形式表示被动意思。

781] As middle school students, we _____ the police to keep order.

[译文] 作为中学生，我们过去常常帮助警察维持交通秩序。

　 A. are used to help 　 B. used to helping

　 C. used to help 　 D. used to be helped

[答案及简析] C。 used to do sth. 过去常常做…；be used to doing sth.习惯语做…。

780] The teacher said he needed _____ boys besides his students _____ the classroom.

[译文] 老师说他还需要20个男孩帮助他打扫教室。

　 A. 20 other; clean 　 B. 20 more; to clean

　 C. 20 more; cleaning 　 D. another 20; clean

[答案及简析] B。 another 20 students = 20 students more；　后面是不定式作目的状语。

779] If you keep on, you’ll succeed _______.

[译文] 如果你继续的话，你迟早会成功的。

　 A. in time 　 B. at one time

　 C. at the same time 　 D. on time

[答案及简析] A。 in time及时，迟早；at one time先前，以前；at the same time同时；on time准时。