. — What's that noise?—Oh , I forgot to tell you. The new machine ________
——Do you mind if I smoke here. ——(Cough… cough…) __________.
______ basketball, what other sports do you like?
He has written some short stories, but he is_______known for his plays.
——I don’t know where to go this summer vacation. ——Why not_____visiting Huanggang?There are many places of interest there.
-----Who’s the man over there?Is it Mr.Black? ——It______be him.He’s much taller.