1 . She brought her three friends to the party, none of ________I had ever met before. (用适当的词填空)

2 . The number of smokers, _________ is reported, has dropped by 17 percent in just one year. （用适当的词填空）

3 . Kate, ________ sister I shared a room with when we were at college, has gone to work in Australia. （用适当的词填空）

4 . You can find whatever you need at the shopping Centre, ___________is always busy at the weekend. （用适当的词填空）

5 . In 1963 the UN set up the World Food Program, one of_________purposes is to relieve worldwide starvation.（用适当的词填空）

6 . The clever boy made a hole in the wall, ________ he could see ________ was going on inside the house.

A．which; what	B．through which; what
C．through that; what	D．which; that

7 . I bought a vase yesterday,____________price is too high.

8 . It is in this very town, __________Tom was born 40 years ago, __________he will build a new school, __________excites everyone in the town.

A．that; that; which

B．that; where; that

C．where; that; which

D．where; when; that

9 . The factory produces half a million pairs of shoes every year, 80%_________are sold abroad.

A．of which

B．which of

C．of them

D．of that

10 . The number of smokers,_______ is reported, has dropped by 17 percent in just one year.

A．it

B．which

C．what

D．as