北交《大学英语上》在线作业二-0003

试卷总分:100  得分:100

一、单选题 (共 25 道试题,共 100 分)

1.Women workers wear hats ____________their hair gets caught in the machinery.

A.if

B.in case

C.unless

D.because

2.Do ____________you are told; otherwise you will be punished.

A.that

B.what

C.which

D.whom

3.That tree looked as if it____________for a long time.

A.hasn't watered

B.hadn't been watered

C.didn't water

D.wasn't watered

4.Hans has a new car. I wonder when____________it.

A.he bought

B.did he buy

C.buys

D.he is buying

5.The company official ____________ I thought would be fired received a raise.

A.whom

B.whoever

C.who

D.which

6.— Who is John Smith? — He is the speaker ____________ heard last week.

A.which we would have

B.we would have

C.we

D.we had

7.Students in his class cannot understand

A.what does the sentence mean

B.what means this sentence

C.what this sentence means

D.what is the meaning of the sentence

8.The reason we're so late is ____________.

A.for the car breaks downr

B.due to the car breaking down

C.that the car broke down

D.because the car

9.Boris has brains. In fact，I doubt whether anyone in the class has ____________IQ.

A.a high

B.a higher

C.the higher

D.the highest

10.The temperature____________, the chemical reaction is being speeded up.

A.raised

B.being risen

C.rising

D.raising

11.____________he is absent, what shall we do?

A.Now that

B.Seeing that

C.Whether

D.Supposing that

12.If he had worked harder, he ____________the exams.

A.must have got through

B.would get through

C.would have got through

D.could get through

13.The crime was discovered till 48 hours later,____________gave the criminal plenty of time to get away.

A.which

B.that

C.so

D.what

14.The young driver looked over the engine carefully lest it____________on the way.

A.goes wrong

B.should go wrong

C.went wrong

D.would go wrong

15.How beautifully she sings!I have never heard____________.

A.the better voice

B.a good voice

C.the best voice

D.a better voice

16.The meeting____________over, the representatives went to visit the farm.

A.bee

B.being

C.is

D.to be

17.Frank plays____________Alex.

A.a lot more better than

B.a lot better than

C.much more better than

D.much more well than

18.It's already 5 o'clock now. Don't you think it's about time____________?

A.we are going home

B.we go home

C.we went home

D.we can go home

19.I didn't remember his name____________after I had greeted him.

A.when

B.as

C.until

D.while

20.The question____________finally, we went home.

A.to be settled

B.settling

C.having settled

D.settled

21.The music was so loud. That's ____________he left the party so early.

A.howr

B.why

C.what

D.when

22.____________, they made their way through the street.

A.He guided

B.With his guiding

C.He is guiding

D.He had guided

23.We redoubled our efforts, each man____________like two.

A.worked

B.been working

C.working

D.to be worked

24.Never hesitate to ask about

A.that you don't understand

B.what you don't understand

C.which you don't understand

D.what don't you understand

25.The soldiers jumped into the river____________past their ears.

A.with bullets whistling

B.with bullets whistled

C.with bullets to whistle

D.with bullets being whistling