1 . Many young people, most of _______are well-educated, realize the importance of the biodiversity on the Earth. (用适当的词填空)

3 . I am looking for my glasses, without ________________ I can’t watch TV clearly. (用适当的词填空)

4 . Many factors influence a student in his or her study, most of ________ are out of a teacher’s control.（用适当的词填空）

5 . I have forty books, most of ____________are about Chinese history and literature. (用适当的词填空)

6 . The teacher wrote a sentence on the blackboard, the meaning of ________ I couldn’t understand. (用适当的词填空)

8 . John invited about 40 people to his wedding, most of            are family members.

A．them

B．which

C．whom

D．that

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

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