电科21年春《大学英语2(本科)》课程在线作业3【标准答案】
试卷总分:100 得分:100
一、单选题 (共 25 道试题,共 100 分)
1.We had warned him __ the danger but he turned a deaf ear to our warning.
A.at
B.of
C./
D.with
2.1. The police are________ the two missing children.
A.looking out
B.looking after
C.looking for
D.looking on
3.It was not until then that I came to know knowledge ____only from practice.
A.had come
B.came
C.would come
D.comes
4.— Congratulations! You won the first prize in today’s speech contest. — ____________________
A.Yes, I beat the others
B.No, no, I didn’t do it well.
C.Thank you
D.It’s a pleasure.
5.”Have a drink?” “No thanks, _______ .”
A.I would not
B.I would rather not
C.I could not
D.I do not
6.I do not intend to follow that, because we shall have an opportunity to do so on another ______.
A.occasion
B.situation
C.condition
D.environment
7.She didn’t go to the cinema because she _____the film before.
A.had seen
B.has seen
C.saw
D.was going to see
8.This coastal area ________ a national wildlife reserve last year.
A.was named
B.named
C.is named
D.Names
9.I saw Mr. Turner _____ my way _____ school this morning.
A.at; to
B.on; to
C.at; for
D.on; for
10.I ______ early this morning, so I stayed in bed until 9 o’clock.
A.didn’t need to get up
B.needn’t have got up
C.need not get up
D.must not get up
11.— Madam, do all the buses go downtown? — ____________________
A.Wow, you got the idea.
B.No, never mind.
C.Pretty well, I guess.
D.Sorry, I’m new here.
12.This rule only applies __ people above 60.
A.for
B.in
C.to
D.at
13.My wallet is nowhere to be found. I ________ in the store.
A.must drop it
B.must have dropped it
C.should have dropped it
D.ought to have dropped it
14.He felt it rather hard to be _____ the opinion of the majority.
A.with
B.of
C.in
D.against
15.7. The old woman next door is very keen _____________ growing roses.
A.at
B.on
C.with
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16.”I must be going now.””Oh, it’s still early, _____ you stay a bit longer?”
A.will
B.wouldn’t
C.won’t
D.can
17.Every year thousands of lives _______ in road accidents because of careless driving.
A.lose
B.lost
C.have lost
D.are lost
18.— Hello, I’m Harry Potter. — Hello, my name is Charles Green, but ______.
A.call my Charles
B.call me at Charles
C.call me Charles
D.call Charles me
19.I ________ thank you too much for all your help to my son while we were away from home.
A.won’t
B.can’t
C.can
D.will
20.For a successful business, friendly and _______ staff are essential.
A.lovely
B.hard
C.efficient
D.respective
21.These TV sets are different _____ quality and price.
A.to
B.with
C.from
D.in
22.I forgot to ring up Mr. Wang yesterday, so I _______ today.
A.can do it
B.must do it
C.had to do it
D.must have to do it
23.The Web also provides an environment in which it is quick and easy to _________ ideas with colleagues.
A.change
B.exchange
C.trade
D.know
24.It’s usually quiet here _____ Sunday mornings.
A.on
B.in
C.at
D.the
25.I don’t feel like ____ today.
A.singing
B.sing
C.singed
D.sing
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