--Who did you ___ in the street last Sunday?---Lin Tao, a good friend of mine.
There's a strong possibility _________he'll get promoted. If so, let'scongratulate him.
_________ so busy, she would come to help you.
Without the air to hold some of the sun's heat, the earth at night _________,too cold for us to live.
_________his teacher, Li Ming wouldn't have passed the Englishexam so easily.
The beautiful lady _________ to be a skilled thief.