西交《专业英语》在线作业

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I have no doubt (_______) he will overcome all his difficulties．
A:which
B:what
C:that
D:If

The ship set out for the (_______) of the ocean depths.
A:exploration
B:explosion
C:expose
D:exposition

When Jack arrived, he learned Mary___for almost an hour.
A:had gone
B:had been away
C:had left
D:had away

The notebook computers use (  ) as standard display equipment.
A:CRT display
B:LCDs
C:LED
D:TV screen

The cold weather (_______) the planting by two weeks.
A:set back
B:set forth
C:stuck up
D:stuck to

He ________ very busy this week, he ________ free next week.
A:will be;is
B:is;is
C:will be;will be
D:is;will be

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

The primary winding is connected to _____.
A:the power source
B:the load
C:the measurement instrument
D:the motor

She is a pretty (_______) .
A:animal
B:beast
C:creative
D:creature

The discussion (_______) a wide range of subjects.
A:covered
B:conveyed
C:filled
D:concluded

Delphi belongs to _____.
A:low-level programming language
B:high-level programming language
C:a programming language connected with the computer hardware behavior
D:an assembly language

They have lessons every day (_______) Saturday.
A:except
B:except for
C:except that
D:besides

I prefer classic music (_______) pop music.
A:than
B:on
C:with
D:to

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

I would die (_______) marry him!" she screamed.
A:instead of
B:rather than
C:other than
D:more than

Must I be home before seven?
  --- (_______) .
A:No, you needn’t
B:No, you mustn’t
C:OK
D:no, you won’t

The process quantizing the continuous values into a binary scale is called (  ).
A:digital-to-analog conversion
B:digital-to-digital conversion
C:analog-to-digital conversion
D:analog-to-analog conversion

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

-________ you ________ free tomorrow?– No. I ________ free the day after tomorrow.
A:Are;going to;will
B:Are;going to be;will
C:Are;going to;will be
D:Are;going to be;will be

A 15-year-old boy was (_______) for stealing 22 charity boxes from local shops.
A:convicted
B:sentenced
C:arrested
D:attacked

The advertisement said that an expanding company wished to (_______) a secretary at their head office.
A:explore
B:exploit
C:employ
D:accept

Silk (_______) by Chinese for thousands of years now.
A:has used
B:has been used
C:was used
D:is used

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

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

The proposal seems quite good, but I can’t easily (_______) without all the facts.
A:join
B:judge
C:say
D:speak

Anne couldn't concentrate(_______)what she was doing while her families were watching TV.
A:to
B:on
C:for
D:in

Amidst the crowd of happy, prosperous looking Christmas shoppers, the little black figure of the old man seemed pitiful and (_______) .
A:out of a place
B:out of places
C:out of place
D:out of the place

We have come to a critical moment. You must take immediate (_______) .
A:act
B:action
C:activity
D:doings

— My best friend’s in a bad mood.— How about ____ her some flowers?
A:giving
B:given
C:to give
D:give

A floppy disk drive is _____ device that reads data from and writes data to floppy disks.
A:an input
B:an output
C:a storage
D:a data processing

Free medical treatment in this country covers sickness of mind as well as (_______) sicknesses.
A:normal
B:regular
C:average
D:ordinary

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

The thermal energy of the steam is converted into _____ energy by the turbine.
A:electrical
B:mechanical
C:chemical
D:potential

Amy, I want this report typed today. --- (_______) .
A:It will be ready in the afternoon, sir
B:I'd like you to help me
C:I know nothing about the report
D:Leave it to tomorrow

Urban mothers had difficulty (_______) their into child care facilities.
A:in getting
B:to get
C:get
D:for getting

These are all (_______) demands.
A:reasonable
B:available
C:logical
D:formal

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A:A
B:B
C:C
D:D

After having a good holiday, they are very keen to (_______) business.
A:get along
B:get to
C:get in
D:get over

This one is not good, that one is ____.
A:more bad
B:even worse
C:still worst
D:more badly

Mary’s bother promised to go to London with us, but now he is considering___.
A:he doesn’t go
B:not to go
C:not going
D:not go

As I felt so much better, my doctor (_______) me to take a holiday by the sea.
A:suggested
B:considered
C:advised
D:inquired

Although the pay is not good, people usually find social work (_______) in other ways.
A:payable
B:respectful
C:grateful
D:rewarding

Is there a drugstore near here?
--- (_______) .
A:It’s very small
B:It’s very crowded
C:It’s a cheap one
D:Yes, there is a big one

“Have you seen Lao Wu recently?”
  “It  looks (_______) he would return home tomorrow.”
A:like
B:as
C:as if
D:that

An electric heater draws 10 A from a 120V line. The resistance of the heater is _____.
A:1200?
B:120?
C:12?
D:1.2?

Tom didn’t come to class yesterday. He (_______) ill.
A:must be
B:should be
C:must have been
D:should have been

——I’m sorry I stepped outside for a break . I was very tired.——There’s no ___for this while you are on duty .
A:excuse
B:reason
C:cause
D:explanation

It was a (_______) illness, and she soon got over it.
A:little
B:minor
C:large
D:major

____other young men, he enjoys popular music.
A:Compared with
B:In common with
C:Referred to
D:Talking of

I’ll make every (_______) to help you.
A:way
B:means
C:method
D:effort