His silence suggested that he_______the truth already.
—Hi, Mary. It never entered my head that you’d come. What a surprise! —I’m on a business trip in the city and I ______ in on you.
We should try every effort to prevent violence from happening at school, ______ more and more students would drop out of school ______ their personal safety could not be guaranteed.
Cathy is always willing to lend me an ear, especially when I’m upset, and offer me ______ advice she can.
— What do you know about the traffic accident ______ yesterday? — It was the drunken driver who was ______ for it.
Mr Smith was a strict headmaster, but ______ all the teachers and students in our school showed respect for.