1 . -----Have you got used to the Chinese food, Robert?
-----Yes, but I don't like ______ when a Chinese host keeps serving me the food I don't like.

A．this

B．that

C．those

D．it

2 . What shall we use for power when all the oil in the world has________.

A．given out	B．put out
C．held up	D．used up

3 . It being Sunday, rather than ________ at home, I preferred ________.

A．stay; to travel

B．to stay; to travel

C．stay; travel

D．to stay; traveling

4 . The purpose of new technologies is to make life easier, _______it more difficult.

A．not make

B．not to make

C．not making

D．don’t make

5 . Come and see me whenever ________.

A．you are convenient	B．you will be convenient
C．it is convenient to you	D．it will be convenient to you

6 . Teenagers       their health because they play computer games too much.

A．have damaged

B．are damaging

C．damaged

D．will damage

7 . Studies show that people are more _______ to suffer from back problems if they always sit before computer screens for a long time.

A．likely

B．possible

C．sure

D．probable

8 . The growing speed of a plant is influenced by a number of factors, _____ are beyond our control.

A．most of them

B．most of which

C．most of what

D．most of that

9 . —Come on, please give me some ideas about the project.
—Sorry.With so much work _______ my mind,I almost break down.

A．filled

B．filling

C．to fill

D．being filled

10 . -- Catherine, I have cleaned the room for you.
---Thanks. You _______ it. I could manage it myself.

A．needn’t do

B．shouldn’t have done

C．mustn’t do

D．needn’t have done