17春地大《开放英语4》在线作业一二辅导资料

奥鹏在线作业

一、单选题（共 25 道试题，共 100 分。）  V 1.  Three-quarters of people like it. So that's ( )90%, which is our target.
A. precisely
B. approximately
C. under
D. around

2.  Last year Mike earned ( )his brother, who has a lower position.
A. twice as much as
B. twice as many as
C. twice than
D. twice as more as

3.  -I'm afraid I've got terrible flu. -( ).
A. Never mind
B. Keep away from me
C. You'd better go and see a doctor
D. You need to be more careful

4.  He works in the same company ( )I do.
A. which
B. that
C. as
D. like

5.  Are you ( )of the mistakes you have made?
A. aware
B. sure
C. clear
D. knowing

6.  -I wish you success in your career. -( ).
A. You are welcome
B. I think so
C. Yes, please
D. The same to you

7.  -Excuse me, sir. Where is the post office? -( ).
A. You can't ask me.
B. Pardon? I have no idea
C. Please don't say so
D. Sorry I don't know, but you can ask the man over there

8.  She promised to ( )me off at the station tomorrow.
A. see
B. get
C. meet
D. carry

9.  This is very important. You ( )remember to shut down your computer every evening.
A. should
B. must
C. ought
D. need

10.  -What does this word mean, Joe? -( ).
A. Sorry, I don't know, either
B. Joe is a boy's name
C. Of course, I'm Joe
D. This word means Joe

11.  -Hello, may I talk to the headmaster please? -( ).
A. Sorry, he is busy at the moment
B. No, you can't
C. Sorry, you can't
D. I don't know

12.  -Good night and thank you again. -( ).
A. You can't say that
B. No, no. It's what I can do
C. How can you say that
D. Good night

13.  Tom has to work ( )his classmates since he is less clever.
A. twice as hard as
B. twice as hardly as
C. twice hard than
D. twice as harder as

14.  This is change ( )never before experienced.
A. with a scale
B. in a scale
C. for a scale
D. on a scale

15.  -How was the journey to London? -( ).
A. It went very well
B. It was a nine-hour plane journey
C. I flew there
D. I was very well

16.  By 2050 the level of industrial pollution ( )dangerous levels in many cities.
A. will have reach
B. will has reached
C. will have reached
D. will reach

17.  Our house is ( )than theirs.
A. expensiver
B. much expensive
C. expensive
D. more expensive

18.  Because the twins are identical, it is impossible to tell ( ).
A. which one from the other
B. one from the other
C. one from which other
D. one and the other

19.  You ( )put the passport in the suitcase, I may need it at any time.
A. mustn't have
B. wouldn't have
C. shouldn't have
D. won't have

20.  ( )the bad weather, they went picnicking（野餐）.
A. Despite on
B. However
C. Although
D. In spite of

21.  The course was ( )good that I told my friend to do it.
A. such
B. very
C. so
D. extremely

22.  He owns 3 factories ( ).
A. employing 100 people each
B. employing each 100 people
C. each employ 100 people
D. each employs 100 people

23.  He couldn't ( )the trip because he had no money.
A. make
B. take
C. go
D. get

24.  Bill doesn't ( )what people say about him.
A. concern
B. matter
C. care
D. disturb

25.  -I'm sorry. Bob's not in his office. -( )
A. Would you like to leave a message?
B. Are you sure for that?
C. Can you take a message for me?
D. Can you phone me?