【题目】The children,____ had played the whole day long, were worn out.
A.all of what
B.all of which
C.all of them
D.all of whom

【题目】As the world's population continues to grow, the ___of food becomes more and more of a concern.
A.worth
B.supply
C.package
D.list

【题目】Mary worked here as a ____ secretary and ended up getting a full-time job with the company.
A.pessimistic
B.temporary
C.previous
D.cautious

【1】Where are the speakers probably?

A. At a hotel.B. At an airport.C. At a travel agency.

【2】What does the man offer to do for the woman?

A. Fill out the form.B. Lend her some money.C. Book a room.

【题目】— I'm afraid I can't return the book to you before Friday.
—_______.
A.Don't be afraid
B.Be careful
C.Forget it
D.Take your time

【题目】They are so busy that they have no time to do any sports, ______they need to do so.
A.wherever
B.whenever
C.even if
D.as if

【1】What was the man doing just now?

A. Having a bath.B. Preparing breakfast.C. Listening to the radio.

【2】What will the weather be like this afternoon?

A. Windy.B. Sunny.C. Snowy.

A. Embarrassed.B. Confused.C. Frightened.