1 . The course normally attracts about 100 students per year, ________ up to half will be from abroad.

A．who

B．of which

C．whom

D．of whom

2 . There are a great number of attractions in Tianjin, ________ I like the Ancient Cultural Street best.

A．which

B．what

C．among them

D．among which

3 . Mike’s disappointment was shared by several players who were present, ________ were so upset that they shouted at the judge.

A．some of them	B．some of which
C．some of that	D．some of whom

4 . The parents are making changes to their previous education methods, of ______ negative effect they begin to be aware.

A．who

B．whom

C．whose

D．which

5 . English is a language shared by several diverse cultures, _________ uses it differently.

A．all of which

B．each of which

C．all of them

D．each of them