![[奥鹏]21年春西交《专业英语》在线作业【满分答案】](/uploads/allimg/210919/e898da10496f8a3d33d0ce347d1c6b2b.jpg)
西交《专业英语》在线作业
试卷总分:100 得分:100
一、单选题 (共 50 道试题,共 100 分)
1.—I always look out when crossing the street.—You’re right. You cannot be too______.
正确选项:--------
A.nervous
B.careful
C.hurried
D.careless
正确选项:--------
2.Data stored in RAM _____ when the power of the computer is turned off.
A.is held permanently
B.permanently disappears
正确选项:--------
正确选项:--------
C.is held temporarily
正确选项:--------
正确选项:--------
D.temporarily disappears
3.They are proud (_______) their success.
正确选项:--------
A.of
B.in
C.on
D.over
4.The red rose is her (_______) .
A.favor
B.favorite
C.like
D.best
正确选项:--------
5.(_______),you must show your ticket to go into the cinema
A.No matter whoever you are
B.Whoever you are
C.Whomever you are
D.No matter who are you
正确选项:--------
6.He was then the only ___among the___there.
A.person asleep, people present
B.asleep person, present people
C.person asleep, present people
D.asleep person, people present
7.A group of scientists are conducting a(_______)into the feasibility of cloning human beings.
正确选项:--------
A.entrance
B.research
C.inquiry
D.investigation
8.I _____on a sofa because my parents have come for the weekend.
A.slept
B.was sleeping
C.have slept
D.am sleeping
正确选项:--------
9.—Are you sure that you’ve met him before? — ___I’m mistaken.
A.Unless
B.If
C.When
D.Though
正确选项:--------
10.________ a concert next Saturday?
A.There will be
B.Will there be
C.There can be
D.There are
正确选项:--------
11.The marine corps are (_______) with the latest weapons and they are sure to fulfill the mission.
A.equipped
B.charged
C.guarded
正确选项:--------
D.impressed
正确选项:--------
12.Let's go by car. It's _______.
A.cheap a lot
B.cheap much
C.more cheap
D.much cheaper
正确选项:--------
13.It is reported that two cars (_______) into each other this morning on the highway, killing both driver and two passengers.
正确选项:--------
A.crawled
B.crouched
C.pressed
D.crashed
正确选项:--------
14.May I have a look at your photo album? --- (_______) .
A.Yes, you have
B.It’s very interesting
C.This is my girl friend
D.Yes, of course
正确选项:--------
15.He gave me money (_______) advice.
A.either
B.as well as
C.as well
D.also
16.I’ll make every (_______) to help you.
A.way
B.means
C.method
D.effort
17.The system's characteristic equation can be used to determine _____ of a linear time-invariant system.
A.the stability
B.magnitude of the steady-state error
C.the controllability
D.the observability
正确选项:--------
18._____ is used as coolant in light-water reactors.
A.Gas
B.Organic compound
C.Molten salt
正确选项:--------
D.Water
正确选项:--------
19._____ carries data out to speakers and headphones, or back from a microphone.
正确选项:--------
A.A graphics card
B.A modem
正确选项:--------
C.A network card
D.A sound card
20.A D/A is a device that can convert a digital signal to the equivalent _____.
正确选项:--------
A.digital form
正确选项:--------
B.numerical form
C.binary form
D.analog form
正确选项:--------
21.The electric machine that operates at speeds above synchronous speed works in ( ) region.
正确选项:--------
A.motoring
B.generating
C.plugging
D.stopping
22.The village was (_______) two or three groups of simple houses, a church, a post office and a small general store.
A.composed of
正确选项:--------
正确选项:--------
B.consisted of
C.made of
D.built with
23.Data stored in RAM ( ) when the power of the computer is turned off.
A.is held permanently
B.permanently disappears
C.is held temporarily
D.temporarily disappears
24.Can you come over for dinner with us? ----- (_______)
正确选项:--------
A.I'd like to but I have a meeting tonight
正确选项:--------
B.It doesn't matter
C.No, I don't like
正确选项:--------
D.Oh, that sounds well
25.How long have you lived in London? ----- (_______) .
正确选项:--------
A.I moved here from Paris
B.My whole life
C.I’ve worked here for almost 10 years
正确选项:--------
D.I’ve never traveled there
正确选项:--------
26.We have come to a critical moment. You must take immediate (_______) .
A.act
B.action
C.activity
D.doings
27.We are going to have a dancing party tonight. Would you like to join us? ---- (_______) .
正确选项:--------
A.I'm afraid not. Because I have an appointment with my dentist tonight
正确选项:--------
B.Of course not. I have no idea
C.No, I can‘t
D.That‘s all set
正确选项:--------
28.Thank you ever so much for the book you gave me. --- (_______) .
A.No thanks
B.I’m glad you like it
正确选项:--------
C.Yes, it is good
D.No, it’s not so good
正确选项:--------
29.Must I be home before seven? --- (_______) .
A.No, you needn’t
正确选项:--------
B.No, you mustn’t
C.OK
D.no, you won’t
正确选项:--------
30.What would you like to have, meat or fish? --- (_______) .
正确选项:--------
A.Either will do
B.Yes, I like meat
C.Yes, I like fish
D.No, they are not my favorite
31.He drives much _____ than he did three years ago.
正确选项:--------
A.careful
B.carefully
C.more careful
D.more carefully
正确选项:--------
32.The aim of our training is to teach the students to have the ability of tackling problems (_______) .
正确选项:--------
A.of their own
B.on their own
C.to their own
D.for their own
33.So far is known, the original manuscripts of Shakespeare’s plays are no longer (_______) .
A.in wonder
B.in general
C.all in all
D.in existence
正确选项:--------
34.He (_______) the children so badly that they were terrified of him.
A.behaved
B.treated
正确选项:--------
C.dealt
正确选项:--------
D.acted
正确选项:--------
35.My pain___obvious the moment I entered the office, for the first man I met asked pitifully, “Are you feeling all right?”
正确选项:--------
A.could be
正确选项:--------
B.could have been
正确选项:--------
C.must be
D.must have been
正确选项:--------
36.The street was(_______)people.
A.filled with
正确选项:--------
B.full of
C.filled with
D.full with
正确选项:--------
37.The ship set out for the (_______) of the ocean depths.
正确选项:--------
A.exploration
B.explosion
C.expose
D.exposition
38.The thermal energy of the steam is converted into ( ) energy by the turbine.
A.electrical
B.mechanical
C.chemical
D.potential
正确选项:--------
39.——Excuse me, but there’s no smoking on this flight .——Oh , I ___that . Sorry, I won’t do it again.
正确选项:--------
A.don’t know
正确选项:--------
B.didn’t know
正确选项:--------
C.won’t know
D.haven’t known
40.The Buck（降压式变换器） is a _____ converter.
A.voltage step-up
B.current step-down
C.current step-up
D.resistance
41.She would make a teacher far (_______) to the average.
正确选项:--------
A.superior
B.better
C.favorable
D.popular
42.Anne couldn't concentrate(_______)what she was doing while her families were watching TV.
正确选项:--------
A.to
B.on
C.for
D.in
43.Tom didn’t come to class yesterday. He (_______) ill.
正确选项:--------
A.must be
B.should be
C.must have been
D.should have been
44.It was a (_______) illness, and she soon got over it.
正确选项:--------
A.little
B.minor
C.large
D.major
正确选项:--------
45.The discussion (_______) a wide range of subjects.
A.covered
B.conveyed
C.filled
D.concluded
46.The overall transfer function is the ratio of the transform of the controlled variable to the transform of ( ).
A.the controlled variable
正确选项:--------
B.the reference input
C.the feedback
正确选项:--------
D.the output variable
正确选项:--------
47.Passengers on the London train are being asked to go off and (_______) to another.
A.transfer
B.translate
C.transform
D.travel
48.Chinese is the language spoken by the ___ number of the people in the world, but it's not as ___ as English.
A.largest;widely spoken
B.large;wide spoken
正确选项:--------
C.larger;widely speaking
正确选项:--------
D.larger;widely speaking
49.Resistors are ( ) elements.
A.passive
B.active
C.independent sources
D.dependent sources
50.A computer printer is _____ device that produces computer-generated text or graphical images on paper.
正确选项:--------
A.an input
B.an output
C.a storage
D.a data processing
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