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The university claims that a(n) ______________ international student requires $ 12,000 to cover the cost of living in one academic year.

A. single　　　　　　　　　 B.only　　　　　　　　　 C.independent 　　 D.unique

I’m afraid all the preparations we have made were for _______ because the visit was

cancelled.

A.everything              B.something           C.nothing              D.anything

I don't think a warm winter always has a negative influence on our life,_____?

A.do I                B.does it         C.hasn't it              D.don't I

Everywhere we saw people __ the victory at that time.

A.celebrating             B.celebrated           C.being celebrated        D.to celebrate

If one has never tasted bitter， he or she does not understand _____ is sweet.

A. that               B.which                C.who                   D.what

Happy _____ they were, there was something missing.

A.if                           B.when                 C.since                  D.as

For 15 years， the United Nations has been _____ “World Water Day”.

A.congratulating B.inspecting    C.observing           D.watching

I am not sure who is going to get the files.We ____ get them but nothing is certain.

A.must                     B.Shall                   C.should         D.might

—Have you got any good plans, Jack?

—Let’s go to the charity to _____ some money and old clothes.

A.give away              B.put off               C.take up        D.stand for

—Jenny _____ the room for me when I returned home.

—Such is her character. She is always thinking of others!

A.had been cleaned           B.is cleaning          C.has cleaned  D.was cleaning