—Do you know _____ that Mr. White left the party without saying a word last night?
—Perhaps because he was angry with Alan’s rude remarks.

It was Jackie Chan ____ made me interested in Chinese kung fu.

It was in the street ______I met xiao zhang_____the fire took place
A.which/which   B.that/that   C where /that  D why/that

It was not until dark ______ he found that it was the correct way to solve the problem.

-------What is it       made Carl determined to give up smoking?
-------Watching how his father died in pain from lung cancer.

It was Jackie Chan ____ made me interested in Chinese kung fu.

It was ______ in the exam that ______ how much time I had wasted. 

It was ______ in the exam that ______ how much time I had wasted. 

When was it            you met him in the library?

It was in the lab ______ was taken charge of by Professor Harris _______ they did the experiment.