Is ____three hours ____ the boy ___family is poor to come to school on foot?

A．it ;that; whose	B．it; that it takes; whose
C．it for ;that it takes; whose	D．it; when ;that

It was his wife___ left him without saying goodbye.                                    

A．who

B．which

C．when

D．in which

It is on   a winter night ___he spent with me last night.                                    

A．that

B．where

C．as

D．when

It is the young man ___ looked for ___ caught the murderer.
A.that; who         B.that; they            C. they ;that      D they ;which

It was ____ my teacher worked ____ I work hard.

A．where; that

B．where； where

C．that; that

D．that ;where

It was in the evening__we reached the little town of Winchester.                                       
A that             B. until                 C. since          D. before

_______China’s first manned space flight took place?

A．When it was that

B．Was it when that

C．When was it that

D．Was it that when

It was great joy 　　　　　　　he received the news that his long lost son would return home

A．as

B．that

C．so

D．for

—___________ makes her different from the other students?
—Diligence, I think.

A．How is it that	B．How is that
C．What is it that	D．What is that

---- ______ he dropped out of school?
----His family had run into financial difficulties.
A. Why was it that   B. Why was that
C. Why was that it   C. Why was it