20春《大学英语2(本科)》在线作业3

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We had warned him __ the danger but he turned a deaf ear to our warning.
A:at
B:of
C:/
D:with

1. The police are________ the two missing children.
A:looking out
B:looking after
C:looking for
D:looking on

It was not until then that I came to know knowledge ____only from practice.
A:had come
B:came
C:would come
D:comes

— Congratulations! You won the first prize in today’s speech contest.
— ____________________
A:Yes, I beat the others
B:No, no, I didn’t do it well.
C:Thank you
D:It’s a pleasure.

"Have a drink?" "No thanks, _______ ."
A:I would not
B:I would rather not
C:I could not
D:I do not

I do not intend to follow that, because we shall have an opportunity to do so on another ______.
A:occasion
B:situation
C:condition
D:environment

She didn’t go to the cinema because she _____the film before.
A:had seen
B:has seen
C:saw
D:was going to see

This coastal area ________ a national wildlife reserve last year.
A:was named
B:named
C:is named
D:Names

I saw Mr. Turner _____ my way _____ school this morning.
A:at; to
B:on; to
C:at; for
D:on; for

I ______ early this morning, so I stayed in bed until 9 o'clock.
A:didn't need to get up
B:needn't have got up
C:need not get up
D:must not get up

— Madam, do all the buses go downtown?
— ____________________
A:Wow, you got the idea.
B:No, never mind.
C:Pretty well, I guess.
D:Sorry, I’m new here.

This rule only applies __ people above 60.
A:for
B:in
C:to
D:at

My wallet is nowhere to be found. I ________ in the store.
A:must drop it
B:must have dropped it
C:should have dropped it
D:ought to have dropped it

He felt it rather hard to be _____ the opinion of the majority.
A:with
B:of
C:in
D:against

7. The old woman next door is very keen _____________ growing roses.
A:at
B:on
C:with
D:to

"I must be going now.""Oh, it's still early, _____ you stay a bit longer?"
A:will
B:wouldn't
C:won't
D:can

Every year thousands of lives _______ in road accidents because of careless driving.
A:lose
B:lost
C:have lost
D:are lost

— Hello, I’m Harry Potter.  
   — Hello, my name is Charles Green, but ______.
A:call my Charles
B:call me at Charles
C:call me Charles
D:call Charles me

I ________ thank you too much for all your help to my son while we were away from home.
A:won’t
B:can’t
C:can
D:will

For a successful business, friendly and _______ staff are essential.
A:lovely
B:hard
C:efficient
D:respective

These TV sets are different _____ quality and price.
A:to
B:with
C:from
D:in

I forgot to ring up Mr. Wang yesterday, so I _______ today.
A:can do it
B:must do it
C:had to do it
D:must have to do it

The Web also provides an environment in which it is quick and easy to _________ ideas with colleagues.
A:change
B:exchange
C:trade
D:know

It’s usually quiet here _____ Sunday mornings.
A:on
B:in
C:at
D:the

I don’t feel like ____ today.
A:singing
B:sing
C:singed
D:sing