根據(jù)全國英語等級考試三級（PETS3）考試大綱，語法與詞匯題主要考查考生對語法結(jié)構(gòu)、詞匯知識(shí)和表達(dá)方式的掌握情況。共20小題。為幫助大家攻破英語三級各個(gè)題型，希賽網(wǎng)英語三級頻道為大家整理分享全國英語等級考試三級（PETS3）考試詞匯與語法練習(xí)題。

1.They ______ have arrived at lunchtime but their flight was delayed.

A.will B.can C.must D.should

答案 D

2.If you ______ smoke, please go outside.

A. can B. should C. must D. may

答案 C

3.——I don’t really like James. Why did you invite him?

——Don’t worry. He ______ come. He said he wasn’t certain what his plans were.

A. must not B. need not C. would not D. might not

答案 D

4.——Where are the children? The dinner’s going to be completely ruined.

——I wish they ______ always late.

A. weren’t B. hadn’t been C. wouldn’t be D. wouldn’t have been

答案 A

5.Maybe if I ______ science, and not literature then, I would be able to give you more help.

A. studied B. would study C. had studied D. was studying

答案 C

6.I ______ sooner but I didn’t know that they were waiting for me.

A. had come B. was coming C. would come D. would have come

答案 D

7.Some young people these days just ______ go out of their homes to contact the real world.

A. mustn’t B. won’t C. mightn’t D. shouldn’t

答案 B

8.——I left my handbag on the train, but luckily someone gave it to a railway official.

——How unbelievable to get it back! I mean, someone ______ it.

A. will have stolen B. might have stolen C. should have stolen D. must have stolen

答案 B

9.——Shall I inform him of the change of the schedule right now?

——I am afraid you ______, in case he comes late for the meeting .

A.will B.must C.may D.can

答案 B

10.Pity you missed the lecture on nuclear pollution.

I ______ it, but I was busy preparing for a job interview.

A.attended B.had attended C.would attend D.would have attended

答案 D

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