5.  有些垃圾要经过好长时间才会腐烂。

Some waste rots away over ______  ________  ________ __________  time.

4.  刀是用来切东西的。

The knife ________  __________  __________  cutting things.

3.    月光照进他的房间。

The moonlight__________  ________ his room.

2.    父母应该多与孩子交流。

Parents should ___________ _ more _________  their children.

1.   我不仅要做一名好学生，而且要做一个好儿子。

_______  ________  will I be a good student ， _________  _______ I will be a good son.

5.  The tall building _______ three years ago.

A. built      B. was built

C. builds     D. was build

4.  Mr. Smith arrived___________ America last week.

A. in           B. at

C. with         D. to

3.   ―Would you please see the film Iron Man 3 with me tonight, Kate?

—I'd love to, but I've___________ Linda's invitation to dinner.

 A. suffered         B. earned   C. received     D. accepted

2.   The teacher should_________ students from swimming in the river.

A. prevent         B. cause

C. discover        D. want

1.   ―What do you think of the book Harry Potter？ 
―I like it very much. It's _______________  interesting ________ exciting.

A. neither; nor       B. not; but

C. not only; but also   D. either; or