奥鹏作业网西交《专业英语》在线作业
1.[单选题] —I always look out when crossing the street.—You’re right. You cannot be too______.
A.nervous
B.careful
C.hurried
D.careless
答:——B——
2.[单选题] 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
答:——B——
3.[单选题] They are proud (_______) their success.
A.of
B.in
C.on
D.over
答:——A——
4.[单选题] The red rose is her (_______) .
A.favor
B.favorite
C.like
D.best
答:————
5.[单选题] (_______),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
答:————
6.[单选题] 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
答:————
7.[单选题] A group of scientists are conducting a(_______)into the feasibility of cloning human beings.
A.entrance
B.research
C.inquiry
D.investigation
答:————
8.[单选题] I _____on a sofa because my parents have come for the weekend.
A.slept
B.was sleeping
C.have slept
D.am sleeping
答:————
9.[单选题] —Are you sure that you’ve met him before? — ___I’m mistaken.
A.Unless
B.If
C.When
D.Though
答:————
10.[单选题] ________ a concert next Saturday?
A.There will be
B.Will there be
C.There can be
D.There are
答:————
11.[单选题] The marine corps are (_______) with the latest weapons and they are sure to fulfill the mission.
A.equipped
B.charged
C.guarded
D.impressed
答:————
12.[单选题] Let’s go by car. It’s _______.
A.cheap a lot
B.cheap much
C.more cheap
D.much cheaper
答:————
13.[单选题] It is reported that two cars (_______) into each other this morning on the highway, killing both driver and two passengers.
A.crawled
B.crouched
C.pressed
D.crashed
答:————
14.[单选题] 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
答:————
15.[单选题] He gave me money (_______) advice.
A.either
B.as well as奥鹏西交答案q599792222 或请进 opzy.net
C.as well
D.also
答:————
16.[单选题] I’ll make every (_______) to help you.
A.way
B.means
C.method
D.effort
答:————
17.[单选题] 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
答:————
18.[单选题] _____ is used as coolant in light-water reactors.
A.Gas
B.Organic compound
C.Molten salt
D.Water
答:————
19.[单选题] _____ carries data out to speakers and headphones, or back from a microphone.
A.A graphics card
B.A modem
C.A network card
D.A sound card
答:————
20.[单选题] A D/A is a device that can convert a digital signal to the equivalent _____.
A.digital form
B.numerical form
C.binary form
D.analog form
答:————
21.[单选题] The electric machine that operates at speeds above synchronous speed works in ( ) region.
A.motoring
B.generating
C.plugging
D.stopping
答:————
22.[单选题] The village was (_______) two or three groups of simple houses, a church, a post office and a small general store.
A.composed of
B.consisted of
C.made of
D.built with
答:————
23.[单选题] 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
答:————
24.[单选题] Can you come over for dinner with us? —– (_______)
A.I’d like to but I have a meeting tonight
B.It doesn’t matter
C.No, I don’t like
D.Oh, that sounds well
答:————
25.[单选题] How long have you lived in London?
—– (_______) .
A.I moved here from Paris
B.My whole life
C.I’ve worked here for almost 10 years
D.I’ve never traveled there
答:————
26.[单选题] We have come to a critical moment. You must take immediate (_______) .
A.act
B.action
C.activity
D.doings
答:————
27.[单选题] We are going to have a dancing party tonight. Would you like to join us? —- (_______) .
A.I’m afraid not. Because I have an appointment with my dentist tonight
B.Of course not. I have no idea
C.No, I can‘t
D.That‘s all set
答:————
28.[单选题] Thank you ever so much for the book you gave me.
— (_______) .
A.No thanks
B.I’m glad you like it
C.Yes, it is good
D.No, it’s not so good
答:————
29.[单选题] Must I be home before seven?
— (_______) .
A.No, you needn’t
B.No, you mustn’t
C.OK
D.no, you won’t
答:————
30.[单选题] What would you like to have, meat or fish? — (_______) .
A.Either will do
B.Yes, I like meat
C.Yes, I like fish
D.No, they are not my favorite
答:————
31.[单选题] He drives much _____ than he did three years ago.
A.careful
B.carefully
C.more careful
D.more carefully
答:————
32.[单选题] The aim of our training is to teach the students to have the ability of tackling problems (_______) .
A.of their own
B.on their own
C.to their own
D.for their own
答:————
33.[单选题] 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
答:————
34.[单选题] He (_______) the children so badly that they were terrified of him.
A.behaved
B.treated
C.dealt
D.acted
答:————
35.[单选题] My pain___obvious the moment I entered the office, for the first man I met asked pitifully, “Are you feeling all right?”
A.could be
B.could have been
C.must be
D.must have been
答:————
36.[单选题] The street was(_______)people.
A.filled with
B.full of
C.filled with
D.full with
答:————
37.[单选题] The ship set out for the (_______) of the ocean depths.
A.exploration
B.explosion
C.expose
D.exposition
答:————
38.[单选题] The thermal energy of the steam is converted into ( ) energy by the turbine.
A.electrical
B.mechanical
C.chemical
D.potential
答:————
39.[单选题] ——Excuse me, but there’s no smoking on this flight .——Oh , I ___that . Sorry, I won’t do it again.
A.don’t know
B.didn’t know
C.won’t know
D.haven’t known
答:————
40.[单选题] 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
答:————
41.[单选题] She would make a teacher far (_______) to the average.
A.superior
B.better
C.favorable
D.popular
答:————
42.[单选题] Anne couldn’t concentrate(_______)what she was doing while her families were watching TV.
A.to
B.on
C.for
D.in
答:————
43.[单选题] Tom didn’t come to class yesterday. He (_______) ill.
A.must be
B.should be
C.must have been
D.should have been
答:————
44.[单选题] It was a (_______) illness, and she soon got over it.
A.little
B.minor
C.large
D.major
答:————
45.[单选题] The discussion (_______) a wide range of subjects.
A.covered
B.conveyed
C.filled
D.concluded
答:————
46.[单选题] The overall transfer function is the ratio of the transform of the controlled variable to the transform of ( ).
A.the controlled variable
B.the reference input
C.the feedback
D.the output variable
答:————
47.[单选题] Passengers on the London train are being asked to go off and (_______) to another.
A.transfer
B.translate
C.transform
D.travel
答:————
48.[单选题] 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
C.larger;widely speaking
D.larger;widely speaking
答:————
49.[单选题] Resistors are ( ) elements.
A.passive
B.active
C.independent sources
D.dependent sources
答:————
50.[单选题] A computer printer is _____ device that produces computer-generated text or graphical images on paper.
A.an input
B.an output
C.a storage
D.a data processing
答:————
