大学英语第阶段在线作业

1分)
—I want to look up a new word. Could you lend me your dictionary??
—____________
•A)
Yes，I can.
•B)
Here you are.
•C)
Sorry，I don’t think so.
•D)
You can take it.
参考答案：?B??
解析：
无
2分)
Years ago we didn't know this, but recent science ______ that peopl e who don’t sleep well s oon get ill.
•A)
showed
•B)
has shown
•C)
will show
•D)
is showing
参考答案：?B??
解析：
无
3分)
Shanghai is the place _____ the great Communist Party of China was born.
•A)
•B)
where
•C)
when
•D)
that
参考答案：?B??
解析：
无
4分)
By the time Jane gets home, her aunt _______for London to attend a meeting.
•A)
will leave
•B)
leaves
•C)
will have left
•D)
left
参考答案：?C??
解析：
无
5分)
—What can I do for you, madam??
—________.
•A)
I want a kilo of apples
•B)
You can go your own way
•C)
•D)
Excuse me. I’m busy
参考答案：?A??
解析：
无
6分)
The coffee is wonderful! It doesn’t taste like anything I _____ before.
•A)
was having
•B)
have
•C)
have ever had
•D)
had ever had
参考答案：?C??
解析：
无
7分)
I sent invitations to 80 people, ______ have replied.
•A)
of whom only 20 of these
•B)
only 20 who
•C)
of 20 of these who
•D)
only 20 of whom
参考答案：?D??
解析：
无
8分)
—Hello, may I talk to the headmaster now? ?
—__________.
•A)
Sorry，he is busy at the moment
•B)
No，you can’t
•C)
Sorry，you can’t
•D)
I don’t know
参考答案：?A??
解析：
无
9分)
No passenger is allowed to stick his head out of the window lest he ______.
•A)
should be hurt
•B)
is hurt
•C)
will be hurt
•D)
is to be hurt
参考答案：?A??
解析：
无
10分)
—Hello, may I have an appointment with Doctor Smith??
—_________
Sorry. He’s in at the mome nt.
•B)
Why didn’t you call earlier?
•C)
Certainly. May I have your name?
•D)
D. Sorry. He doesn’t want to see you.
参考答案：?C??
解析：
无
11分)
—What would you do if it ____ tomorrow??
—We have to carry it on, since we’ve got everything ready.
•A)
rain
•B)
is raining
•C)
will rain
•D)
rains
参考答案：?D??
解析：
无
12分)
—May I see the menu, please? I’ve been waiting an hour already.?—_________.
•A)
That is the menu，sir
Yes，please go on
•C)
Here you are，sir
•D)
Of course，sir
参考答案：?C??
解析：
无
13分)
—What can I do for you??
—Yes, _______________
•A)
I’d like to see that shirt，please.
•B)
I’m afraid not.
•C)
may I invite you to dinner?
•D)
I just have a look.
参考答案：?A??
解析：
无
14分)
—Do you mind telling me where you’re from??—_________.
•A)
Certainly. I’m from London
•B)
Sure. I was born in London
Not really，you can do it
•D)
Certainly not. I’m from London
参考答案：?D??
解析：
无
15分)
—Do you think I could borrow your dictionary?? —________.
•A)
Yes，you may borrow
•B)
Yes，go on
•C)
Yes，help yourself
•D)
It doesn’t matter
参考答案：?C??
解析：
无
16分)
—Do you mind if I smoke here? ??
—__________
•A)
Yes，certainly not.
•B)
No，please don’t.
•C)
Sorry，it’s forbidden here.
Yes，I mind.
参考答案：?C??
解析：
无
17分)
I consider ______ that I should do my best to help them.
•A)
my duty
•B)
to be my duty
•C)
what my duty
•D)
it my duty
参考答案：?D??
解析：
无
18分)
There was plenty of time. She ______.
•A)
mustn’t have hurried
•B)
needn’t have hurried
•C)
must hurry
•D)
couldn’t have hurried
参考答案：?B??
解析：
无
19分)
—I’m sorry that the postcards you want to b uy have been sold out.?
—_____________
•A)
Oh，great.
•B)
That sounds boring.
•C)
That’s all right!
•D)
Oh，what a pity!
参考答案：?D??
解析：
无
20分)
They _____ on the program for almost one week before I joined them, and now we _____ on it as no good results have come out so far.
•A)
had been working；are still working
•B)
had worked；were still working
•C)
have been working；have worked
•D)
have worked；are still working
参考答案：?A??
解析：
无。