兰州大学《大学英语(3)》19春平时作业3(100分)

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试卷名称:《大学英语(3)》18秋平时作业3-0001
1.The engineers are planning to ______________ oil with some kind of material for the engine.
A.substitute
B.place
C.replace
D.instead
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2.Truth will ____________ over falsehood, right over wrong.
A.prevail
B.advantage
C.win
D.earn
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3._______ useful book it is！
A.Whatan
B.Howa
C.Whata
D.What
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4.That was _______ matter that I had no choice but to talk it over with my parents.
A.asuchserious
B.asoserious
C.suchseriousa
D.soseriousa
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5.I asked the saleswoman to __________ the price, but she firmly refused to. Faced with this I decided to turn to the manager.
A.bring down
B.lay down
C.put down
D.draw down
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6.I've been a student there for nearly two and _______ half years．
A.a
B.an
C.．the
D.／
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7.When did you arrive in Beijing?        - __________.
A.nobody informs me.
B.I will see you later.
C.2 hours later
D.No, I don't think I can get soon.
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8.what were you doing at nine last night?    - __________.
A.I was watching TV at that time.
B.Yes, but I can't afford the time
C.I did my homework.
D.I am going to leave my aunt’s home.
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9.The boys spent the whole morning _______ possible answers to the question.
A.discuss
B.anddiscussing
C.discussing
D.anddiscussed
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10.Only after a year _____________ to see the results of my experiment.
A.Ibegan
B.Ihadbegun
C.haveIbegun
D.didIbegin
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11.It is useful to be able to predict the extent ______ which a price change will affect supply and demand.
A.from
B.to
C.for
D.with
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12.She was scared to __________ death when she heard the news.
A.as much as
B.as well as
C.as good as
D.as many as
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13.—I really don’t know how to thank you enough．
—           ．
A.Noproblem
B.Thinknothingofit
C.Withpleasure
D.Gladtohearthat
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14.My brother changed his major at college several times and he never ________  any one very long.
A.stuckto
B.keptback
C.letalone
D.madeway
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15._________ , Edison began experimenting with something which he had made himself.
A.OnAugust12,1877
B.InAugust12,1877
C.At12August,1877
D.In1877,August,12
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16.He cut the cake__ .
A.inhalves
B.inhalf
C.intohalves
D.intohalf
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17.——Did your classmate accept your invitation?     ——No, he ____ refused.
A.as far as
B.as well as
C.as soon as
D.as good as
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18._____________, we started looking for work.
A.Havingbeenspentallthemoney
B.Allthemoneyhavingbeenspent
C.Wespentallthemoney
D.Allthemoneywasspent
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19.While he was investigating ways t improve the telescope Newton made _______discovery which completely changed ____ man’s understanding of color.
A.a,/
B.a,the
C./,the
D.the,a
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20.When he applied for a _____________ in the office of the local newspaper, he was told to see the manager.
A.location
B.profession
C.career
D.position
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