奥鹏20秋季 西交《专业英语》在线作业参考答案.doc

奥鹏西安交通大学2020年秋季学期在线作业 1119255375

1.I have no doubt (_______) he will overcome all his difficulties．

A.which

B.what

C.that

D.If

【参考答案】: C

2.The ship set out for the (_______) of the ocean depths.

A.exploration

B.explosion

C.expose

D.exposition

【参考答案】: A

3.When Jack arrived, he learned Mary___for almost an hour.

A.had gone

B.had been away

C.had left

D.had away

【参考答案】: B

4.The notebook computers use ( ) as standard display equipment.

A.CRT display

B.LCDs

C.LED

screen

【参考答案】: B

5.The cold weather (_______) the planting by two weeks.

A.set back

B.set forth

C.stuck up

D.stuck to

【参考答案】: A

6.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

【参考答案】: D

7.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

【参考答案】: A

8.The primary winding is connected to _____.

A.the power source

B.the load

C.the measurement

instrument D.the motor

【参考答案】: A

9.She is a pretty (_______) .

A.animal

B.beast

C.creative

D.creature

【参考答案】: D

10.The discussion (_______) a wide range of subjects.

A.covered

B.conveyed

C.filled

D.concluded

【参考答案】: A

11.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

【参考答案】: B

12.They have lessons every day (_______) Saturday.

A.except

B.except for

C.except that

D.besides

【参考答案】: A

13.I prefer classic music (_______) pop music.

A.than

B.on

C.with

D.to

【参考答案】: D

14.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

【参考答案】: B

15.I would die (_______) marry him!" she screamed.

A.instead of

B.rather than

C.other than

D.more than

【参考答案】: B

16.Must I be home before seven? --- (_______) .

A.No, you needn’t

B.No, you mustn’t

C.OK

D.no, you won’t

【参考答案】: A

17.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

【参考答案】: C

18.The system’s characteristic equation can be used to determine

_____ of a linear time-invariant system.