1 . The ship is said _______, the effect of _______ is still unknown.

A．that it has sunk; it	B．to sunk; which
C．that is Ms sunk; that	D．to have sunk; which

2 . I suspect_____ Facebook has done to invade our privacy is only the beginning, _____ is why I am considering cancelling my account.

A．that, which

B．that whatever, which

C．that what, that

D．/, that

3 . The best books are treasures of good words and golden thoughts, ______ , remembered and cherished, become our constant companions.

A．that

B．which

C．when

D．where

4 . Yesterday I bought an ancient Chinese vase,        was very reasonable.

A．which price

B．its price

C．the price of which

D．and whose price

5 . China's first aircraft carrier(航空母舰) came out of Dalian harbor Wednesday, ________ was a national pride for Chinese people.

A．that

B．which

C．what

D．where

6 . He is confident, ________________ in my opinion, is most important in society.

A．how	B．which
C．that	D．what

7 . He made another great discovery, ________ of great importance to the economy.

A．which I think is	B．which I think it is
C．which I think it	D．I think which is

8 . I looked up and noticed a snake ______ its way up the tree to catch its breakfast, ______ scared me away.

A．wound, which	B．wound, that
C．winding, which	D．winding, that

9 . He was admitted to Harvard University, ________ was just what his parents expected.

A．who	B．which
C．what	D．where

10 . The commercial city, Loulan, used to be a stopping point on the silk road between the West and the East, ______ by sandstorms from AD200 to AD 400.

A．which is believed to be covered over

B．as is believed to have been covered over

C．it is believed to be covered over

D．which is believed to have been covered over