The knife is used ________ cutting.

A. for B. as C. by D. /

A 【解析】句意：刀被用于切东西。be used as sth被用作为某物；be used for sth/doing sth被用于做某事；be used by sth被某物使用；结合句意，表示用于切东西，故选A。

—I'm very______ with my own cooking. It looks nice and smells delicious.

—Mm, it does have a ________ smell.

A. pleasant; pleased B. pleased; pleased

C. pleasant; pleasant D. pleased; pleasant

D 【解析】be pleased with 表示对…满意，而pleasant表示令人愉悦的额，故选答案D

The song came to my ears ________ accident.

A. by B. with C. in D. for

A 【解析】句意：这首歌偶然地传入到我的耳边里。A. by被；B. with与……一起；C. in在……里；D. for为了。by accident偶然，偶尔，无意中。结合句意可知，故答案为A。

The meeting ________ last Sunday night.

A. happening B. happened C. took place D. takes place

C 【解析】句意：会议是在上星期日晚上举行的。根据“last Sunday night”判断，句子的时态为一般过去时，排除A,D；happen / take place它们都可以表示“发生”，但是在用法上有区别，1)happen常指具体事件的发生，特别指偶然的或未能预见的事情。如要指事先安排或有准备的事情或活动发生时，通常要用take place。另外take place还有“举行”的意思，...

The telephone________ by the well-known scientist, Alexander Graham Bell.

A. invented B. inventing C. was invented D. invent

C 【解析】句意：电话被著名的科学家亚历山大·格雷厄姆·贝尔发明的。根据句意，此处表示电话被发明，故用被动语态，故选C。

Who were the zippers invented ________？

A. by B. for C. with D. at

A 【解析】句意：拉链是谁发明的？A. by被；B. for 为了；C. with与……一起；D. at在。who实际上是by的宾语，代替whom，用作动词的执行者，故答案为A。

—Thanks for the delicious food.

—________.

A. No, thanks B. That's right C. All right D. My pleasure

D 【解析】试题分析：A. No, thanks 不，谢谢；B. That’s right 那是正确的；C. All right 好的；D. My pleasure我很乐意；根据句意; ---谢谢这美味的食物---我很乐意。根据句意故选D

The corn, potato and tomato are plants that were first ________ in America by Columbus.

A. invented B. grown C. discovered D. found out

C 【解析】句意：玉米、马铃薯和西红柿是哥伦布最先在美国发现的植物。A. invented发明；B. grown种植；C. discovered发现；D. found out查明。结合句意可知，答案为C。

The car ________ by the policeman because the driver was drunk (喝醉的)．

A. stopped B. was stopped C. were stopped D. stops

B 【解析】句意：汽车被警察拦住了，因为司机喝醉了酒。The car是动词stop的承受者，by the policeman中的the policeman实际上是动词的执行者，句子的时态为一般过去时，排除A,D；主语The car是第三人称单数，故答案为B。

Last weekend, Jack _______ to a birthday party and he had a lot of fun.

A. invite B. was invited C. invited D. is invited

B 【解析】句意：上周末，杰克被邀请参加一个生日聚会，他玩得很开心。主语Jack与动词invite之间是被动的关系，根据时间状语Last weekend判断，句子的时态为一般过去时，故句子的时态为一般过去时态的被动语态，答案为B。