His mother always keeps her away ________ computer games .

A. from playing B. playing C. plays D. to play

A 【解析】他的妈妈总是让他远离玩游戏。keep sb. away from doing sth. 让某人远离…,from介词，后接动名词作宾语。

Tina didn’t go to his birthday party because she _________.

A. didn’t invite B. wasn’t invited C. invited D. isn’t invited

B 【解析】句意：Tina没有去参加他的生日聚会，因为她没有被邀请。根据Tina didn't go…可知，本句是一般过去时态；又因为主语是she与动词invite是被动关系；一般过去时态的被动语态的构成：was/were+动词的过去分词，结合句意“没有被邀请”，故答案选B。

What ________ if he spends too much time ________ computer games?

A. are happening; on B. will happen; on C. happens; in D. happened; in

B 【解析】句意：如果他花太多时间玩电脑游戏会怎么样？此句是if引导的条件状语从句，if从句中的谓语动词spends是动词三单形式，时态为一般现在时，故主句要用一般将来时；spend some time on sth意思是“在某事上花费时间”，只有B答案符合题意，故答案为B。

It’s impolite for teenagers to _________ their teachers.

A. talk back B. talk to C. talk back to D. talk with

C 【解析】句意：对青少年来说和老师顶嘴是不礼貌的。A. talk back顶嘴；B. talk to和某人交流；C. talk back to和某人顶嘴；D. talk with与某人交流。宾语their teachers的前面要用介词，结合句意可知，答案为C。

—Who is the girl in white T-shirt ________ under the tree ? —My friend.

A. stand B. to stand C. stood D. standing

D 【解析】句意：——站在树下那个穿着白色T恤衫的女孩是谁？——我的朋友。因为句子中有谓语is，因此空格处缺少非谓语动词，现在分词standing作后置定语，修饰the girl，故答案为D。

Please stop _____, it ______ in the hospital.

A. smoking, isn’t allowed

B. smoking, allows

C. to smoke, isn’t allowed

D. To smoke, doesn’t allow

A 【解析】试题分析：句意：请停止吸烟，在医院不允许吸烟。stop doing sth，停止做某事，表示停止正在做的事情；sstop to do sth，停下来做某事，表示停止正在做的事情，做另一件事。当主语是动词的承受者时，用被动语态。结合句意，故选A

按括号内要求完成下列句子，每空一词。

1.Teenagers shouldn’t be allowed to drink, I think .(合并为一句)

I ________ ________ teenagers _________ ________ ________ to drink.

2.The boy is so young that he can’t look after himself. (改为同义问)

The boy is not ________ _________ to look after himself.

3.Don’t talk in class. You should listen carefully instead.(改为同义句)

You should listen carefully ________ _________ _________ in class.

4.I don’t agree with you. (改为同义句)

I ________ ________ you.

5.He should be told what he should do next by his mother.(改为同义句)

His mother ________ ________him what ________ _________ next.

1.don’t think should be allowed 2.old enough 3.instead of talking 4.disagree with 5.should tellto do 【解析】 1.句意：我认为青少年不应该被允许喝酒。主句含有think的宾语从句，变否定句时否定think，主句是一般现在时，借助don’t，后跟动词原形，从句为肯...

Mr Li is very strict________his students and he is also strict________his work．

A. in；with

B. with；in

C. to；with

D. with；to

B 【解析】考查strict的用法。“在某事上严格要求”应该表示为“be strict in sth．”；“对某人严格要求”应该表示为“be strict with sb．”，因此答案为B。

Tom , your hair is too long . Why not get your hair _______ ?

A. cut B. to cut C. cutting D. be cut

A 【解析】句意：汤姆，你的头发太长。你为什么不让人给你剪发呢？get sth. done 使某事被做、请别人做某事.cut的过去分词为cut.故选A。

Please stop _____, it ______ in the hospital.

A. smoking, isn’t allowed

B. smoking, allows

C. to smoke, isn’t allowed

D. To smoke, doesn’t allow

A 【解析】试题分析：句意：请停止吸烟，在医院不允许吸烟。stop doing sth，停止做某事，表示停止正在做的事情；sstop to do sth，停下来做某事，表示停止正在做的事情，做另一件事。当主语是动词的承受者时，用被动语态。结合句意，故选A