1 . 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）

2 . The machine might break down someday in the future, ____, you can dial this number for help.

A．in that case	B．in what case
C．in which case	D．in whose case

3 . I was told that there were about 50 foreign students         Chinese in the school, most        were from Germany.

A．studying; of whom	B．study; of whom
C．studying; of them	D．study; of them

4 . John invited about 40 people to his wedding, most of ________ were family members. (用适当的词填空)

5 . 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

6 . 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

7 . Mr Jones, for ______worked on the farm was very generous about overtime payments. (用适当的词填空)

8 . He wrote many children’s books, nearly half of________ were published in the 1990s. （用适当的词填空）

9 . The Chinese hetb qinghao, from_________qinghaosu comes, has been used to cure diseases for almost 2,000 years. (用适当的词填空)

10 . She was taking the food to the refugee camp, in _________she distributed it to the children. (用适当的词填空)