(完整版)人教版必修三Unit1语法专题练习情态动词(20200921060137)

专題嫁习

I •用适当的情态动词填空

1. When you cross the street, you must be careful with the passing cars.

2. It can ' t be his mother, for she has been ill at home for a long time.

3. We enjoy good weather in January, but sometimes it can be terribly cold.

4. I may come to the party with you, but I am not sure.

5. When he was young, he would climb the small hill every morning.

6. —May I take this seat?

—Yes, you may/can .

7. Tom comes from Australia, so he can speak English very well.

8. If you can pass the driving test, you shall get a new car.

n .单项填空

1. — I heard they went skati ng in the mountains last win ter.

—It _______ be true because there was little snow there.

A. may not B . won ' t

C. couldn ' t D . mustn ' t

解析：选C。句意：“我听说他们去年冬天去山区滑雪了。”“那不可能是真的，因为

那里几乎没有雪。” couldn ' t “不可能”，表示有把握的否定推测。may not "可能不

与语境不符；won ' t "不会”；mustn ' t “禁止”。

2. —I haven ' t got the reference book yet, but I ' ll have a test on the subject next mon th.

—Don ' t worry. You ________ have it by Friday.

A . shall

B . could

C. must

D. may

解析：选A。句意：“我还没拿到参考书，下个月我要参加这门科目的考试。”“别担心。周五之前你会拿到。” shall用于第二、三人称，表示允诺、威胁、警告等

3. —Could I use your computer while you are out?

—Of course you ________ .

A．could B．should

C．must D．can

解析：选D。句意：“你不在时我能用一下你的电脑吗？” “当然可以。”以could开

头的问句征求对方意见时，回答用can 表示许可。

4．A computer ______ think for itself, it must be told what to do.

A．can't B．couldn 't

C．may not D ．might not

解析：选A。句意：电脑不会自己思考，必须指挥它怎么做。can ' t “不能”，表示能力。

5．—Is John coming by bus?

—He should, but he _______ not. He likes riding his bike.

A．must B．can

C．need D．may

解析：选D。句意：“约翰要坐车来吗？”“应该是，但也可能不。他喜欢骑自行车。” 表示较小的可能性用may。 must not “禁止；不准” ；can not “不可能” ；need not “不需要” 。

6．Her brother ______ be at home now, because he was seen playing basketball in the stadium just now.

A．mustn ' t B．needn' t

C．can' t D．shouldn ' t

解析：选C。句意：她哥哥现在不可能在家，因为刚才有人看见他正在体育场里打篮球。

can' t“ 不可能” 。

7．I often see lights in that empty house. Do you think I _______ report it to the police?

A．should B．may

C．will D．can

解析：选 A 。句意：我时常看见那座空房子里有灯光。你觉得我应该向警察举报吗？

以；能够”。

8．When we were young ，every evening my brother and I ______ stay at home waiting

should "应该”，表示职责或义务，符合题意。may "可以” ；will “将要；愿意”；can“ 可for our mother to come back from work.

A ．would

B ．might

C．should D．could

解析：选 A 。句意：小时候，我和我哥哥每天晚上都会在家等妈妈下班回家。would 和表动作的动词连用，表示过去的一种习惯。

9．You ______ learn Chinese if you want to work in our company; it ' s a must here.

A．should B．can

C．would D．may

解析：选 A 。考查情态动词。should 在此意为“ 应该” ，表示建议或劝告。句意：如

果你想在我们公司工作，你得学习汉语，因为这是必须的。

10．The fire spread through the net bar very quickly but everyone ______ get out.

A．had to B．would

C．could D．was able to

解析：选D。考查could 与was able to 的区别。was able to 可以表示在困难的情况下，

经过一番周折而“能……”，并且成功地做了。could则无此种含义。

11．—The room is so dirty. ______ we clean it?

—OK.

A．Will B．Shall

C．Would D．Can

解析：选B。句意：“ 这个房间这么脏。我们要不要打扫一下？”“ 好的。” shall 用于第一人称为主语的问句中表示征求对方意见。

12．—_______ I use the dictionary to look up new words in the exam?

—I ' m afraid not.