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It is these poisonous products _____ can cause the symptoms of the flu, such as headaches and aching muscles.

A．who

B．that

C．how

D．what

34. _________ is known to all is that the earth goes round the sun.

A．What

B．As

C．It

D．Which

29. Do you think ______ possible for her to work out the difficult problem all by herself?  

A．this

B．that

C．her

D．It

23．Today，we take washing machines for granted，but there was        before 1869．

A．a(chǎn)ny

B．no

C．nothing

D．None

PART TWO: LANGUAGE KNOWLEDGE （45分）
Section A （15分）
Directions: Beneath each of the following sentences there are 4 choices marked A, B, C and D. Choose one answer that best completes the sentence.
21. Trees are useful to man mainly in three ways, the most important of which is that they can protect ______ from droughts (干旱) and floods.
A. it         B. itself          C. himself         D. Him

17. Jane, I told you I don’t like ______ when you go out with your friends every night.

A．this

B．that

C．不填

D．It

3. —How long are you staying there?
— _____depends.

A．It

B．Anything

C．This

D．Everything

5.Is ____ necessary to complete the design before National Day?

A．this

B．that

C．it

D．he

8.I was disappointed with the film . I had expected ______ to be much better.

A．that

B．this

C．one

D．it

10 .--- Do you like _____here?
---Oh, yes, the air, the weather and the way of life. Everything is so nice.

A．this

B．there

C．that

D．It