1 . Tu Youyou was awarded the Nobel Prize, ________ is considered one of the highest international honours a person can receive.

A．that

B．what

C．which

D．where

2 . 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

3 . She brought her three friends to the party, none of ________ I had ever met before.

A．them

B．who

C．whom

D．which

4 . More and more people are learning English,____ has drawn much attention of the public.

A．the importance	B．the important
C．the importance of which	D．the importance of it

5 . Dr. Rowan, ______ secretary resigned two weeks ago, has had to do all his own typing.

A．whose

B．of whom

C．of which

D．which

6 . The company was willing to provide us with what we needed, ________ made us excited.

A．what

B．it

C．which

D．that

7 . 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

8 . He was educated at a local grammar school, ______ he went on to Cambridge.

A．from which	B．after that
C．after which	D．from this

9 . Many young people, most _________ were well-educated, headed for remote regions to chase their dreams.

A．of which	B．of them
C．of whom	D．of those

10 . The Science Museum, ________ we visited during a recent trip to Britain, is one of London’s tourist attractions.

A．which

B．what

C．that

D．where