1 . ______ some teenagers don’t realize is ________ difficult life can be after they get addicted to drugs.

A．What; how

B．That; how

C．That; what

D．What; what a

2 . (2014·四川) Grandma pointed to the hospital and said, ＂That’s _____________ I was born.＂

A．when	B．how
C．why	D．where

3 . (2014·兰州高三质检)Our country is developing at an amazing speed，which is________makes me feel so proud.

A．what	B．why
C．that	D．where

4 . —These days I feel exhausted and lack strength.
—That’s _____too much drinking and poor diet lead.

A．what

B．which

C．why

D．where

5 . As is known to all,       Yang Liwei has become a space hero is      we have expected．

A．that; which

B．what; that

C．what; which

D．that; what

6 . ____ is known to all is ____ Diaoyu Island is part of China.

A．What; that.

B．It; that.

C．As; that.

D．What; what.

7 . _______ is expected, according to the online survey, is _______ the price of housing will not go up any more.

A．As; what

B．It; that

C．What; that

D．What; which

8 . Everyone is different and that is ________ makes our world so much better.

A．that	B．which
C．what	D．who

9 . One advantage of owning your own car is       you can go anywhere at any time you like．

A．when

B．why

C．what

D．that

10 . Pointing to the house on ________ roof grew lots of bush，the old man told me that was ________ I would stay.

A．its；what

B．whose；what

C．whose；where

D．its；where