1 . —Why do you call him Mr. Knowledgeable?
—Because he knows almost everything ________ we want to know.

A．which

B．what

C．who

D．that

2 . --Could you please tell me ________?          
--For about twenty years.

A．how long have your parents married	B．how long have your parents been married
C．how long your parents have married	D．how long your parents have been married

3 . If you _________ open your mouth to speak, you’ll do better in English.

A．need

B．must

C．should

D．can

4 . --Do you think math is the most difficult subject?
--No. ________, as long as we work harder, nothing is difficult.

A．Finally

B．Recently

C．Mainly

D．Actually

5 . --Have you watched the film “All River Red” (满江红) during the Spring Festival?
--Yes. It is very ________ among people of different ages.

A．popular

B．practical

C．pleasant

D．powerful

6 . ________ history, Peter also likes science. He thinks both of the subjects are interesting.

A．Except

B．For

C．Along with

D．With

7 . This is the most delicious drink and I am sure you will like ________.

A．you

B．yourself

C．it

D．itself

8 . —Yan Ning is an excellent scientist who will return to China in the near future. She wants to make a ________ to her motherland.
—All the Chinese people are proud of her.

A．conversation

B．contribution

C．celebration

D．collection