20秋西南交《大学英语IV》在线作业二题目及答案

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西南交《大学英语IV》在线作业二
1.[单选题] Some research workers completely ______ all those facts as though they never existed .
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    A.ignore
    B.leave
    C.refuse
    D.miss
    答:——A——
2.[单选题] He gave a _________ to handle the affairs in a friendly manner.
    A.pledge
    B.mission
    C.plunge
    D.motion
    答:——A——
3.[单选题] _____, water turns into ice.
    A.When freezing
    B.When frozen
    C.When it has been frozen
    D.When freezes to it
    答:——B——
4.[单选题] ________ the football game will be played depends on the weather.
    A.If
    B.That
    C.Whether
    D.Since    答案进 ap5u.com南开答案Q761296021
    答:————
5.[单选题] He doesn’t believe the worker can ____________ to assemble the motorcycle all by himself.
    A.succeed
    B.pursue
    C.manage
    D.handle
    答:————
6.[单选题] Even though I made a great effort ________ for the interview, I failed nevertheless.
    A.to prepare
    B.preparing
    C.have prepared
    D.having prepared for
    答:————
7.[单选题] In order to show his boss what a careful worker he was, he took ____________ trouble over the figures.
    A.extensive
    B.spare
    C.extra
    D.supreme
    答:————
8.[单选题] Dust quickly ______ if we don’t sweep our floor.
    A.accumulates
    B.collects
    C.gathers
    D.increase
    答:————
9.[单选题] Many people lost their jobs during the business____________.
    A.desperation
    B.decrease
    C.despair
    D.depression
    答:————
10.[单选题] You’d better prepare _____ tires if you decide to drive to New York.
    A.extra
    B.additional
    C.spare
    D.free
    答:————
11.[单选题] By signing the lease we made a ______ to pay a rent of ＄450 a month.
    A.comment
    B.communication
    C.commitment
    D.decision
    答:————
12.[单选题] It was several minutes before I was ____________ of what was happening.
    A.know
    B.realize
    C.wear
    D.aware
    答:————
13.[单选题] The traffic police were searching for evidence to prove the man’s ______.
    A.mistake
    B.fault
    C.shortcoming
    D.error
    答:————
14.[单选题] Would you tell me ________?
    A.where is the post office
    B.where stands the post office
    C.where the post office is
    D.where stood the post office
    答:————
15.[单选题] The plan is _________ my idea.
    A.in terms of
    B.in line for
    C.in line with
    D.with regard to
    答:————
16.[单选题] ______ would like to help, I have other work to do.
    A.Much as I
    B.As much I
    C.How much as I
    D.Much I
    答:————
17.[单选题] We were all eager to express our own opinion, but strange enough, no one was ______ to break the ice.
    A.hopeful
    B.kind
    C.generous
    D.willing
    答:————
18.[单选题] Americans eat ____________ as they actually need every day.
    A.twice as much protein
    B.twice protein as much twice
    C.twice protein as much
    D.protein as twice much
    答:————
19.[单选题] Some people think no one can be ______ to SARS.
    A.free
    B.rid
    C.open
    D.immune
    答:————
20.[单选题] He soon received promotion, for his superiors realized that he was a man of considerable ____.
    A.ability
    B.future
    C.possibility
    D.opportunity
    答:————
21.[单选题] Within two days, the army fired more than two hundred missiles at military _____in the coastal city.
    A.goals
    B.aims
    C.targets
    D.destinations
    答:————
22.[单选题] - Will you be able to come to the meeting?
_____________
    A.I’m afraid not
    B.I’m sorry not
    C.I’m not afraid so
    D.I’m sorry that “no”
    答:————
23.[单选题] Eye ________ is important because a wrong one may create a communication barrier.
    A.contact
    B.contest
    C.content
    D.context
    答:————
24.[单选题] The teacher ______ be in the office; maybe he is in the library.
    A.might
    B.could
    C.may not
    D.can not
    答:————
25.[单选题] You can go out, ____________ you promise to be back before 11 o’clock.
    A.as far as
    B.as long as
    C.as well as
    D.as soon as
    答:————
26.[单选题] The article made no ______ to previous research on the subject.
    A.researches
    B.entrances
    C.accesses
    D.references
    答:————
27.[单选题] Everything I’ve described went wrong. ____________, the whole affair was a disaster.
    A.In kind
    B.In all
    C.In short
    D.In general
    答:————
28.[单选题] The project is designed to provide young people ________ work.
    A.for
    B.with
    C.to
    D.as
    答:————
29.[单选题] It is fixed ________ at seven tomorrow morning.
    A.if we’ll start out
    B.that we’ll start out
    C.when we’ll start out
    D.are we going to start out
    答:————
30.[单选题] Nowadays, middle-aged men, ________ often suffer from heart attack.
    A.in order
    B.in particular
    C.in addition
    D.in person
    答:————
31.[单选题] “Have you gone to see the doctor?” “No, but______.”
    A.I go
    B.I’m going to see
    C.I go to see
    D.I’m going to
    答:————
32.[单选题] we could only see a _____ outline of a ship in the distance.
    A.dark
    B.dim
    C.faint
    D.black
    答:————
33.[单选题] The writer was so ______ on her work that she didn’t notice him enter the room
    A.absorbed
    B.abandoned
    C.focused
    D.concerned
    答:————
34.[单选题] Before ________ money in a new research, people should be aware of the prospective failures.
    A.use
    B.using
    C.invest
    D.investing
    答:————
35.[单选题] The work______ be completed before this weekend.
    A.ought
    B.must
    C.had better to
    D.should to
    答:————
36.[单选题] The police have begun to ______ the murder case, but in vain.
    A.look into
    B.look up
    C.look out
    D.look after
    答:————
37.[单选题] There is always ______ for improvement no matter how much you have already done.
    A.place
    B.area
    C.room
    D.space
    答:————
38.[单选题] Tom attended the meeting ______ his company.
    A.on behalf
    B.on behalf of
    C.on the behalf
    D.on the behalf of
    答:————
39.[单选题] Sometimes children have trouble      fact from fiction and may believe that such things actually exist.
    A.of separating
    B.for separating
    C.separating
    D.to separate
    答:————
40.[单选题] ________ is what I am anxious to know.
    A.How do you get rid of mice
    B.How you get rid of mice
    C.How can you get rid of mice
    D.How could you get rid of mice
    答:————

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