Do you believe what he _______about his best friend Yes , he never _______lies.

I am sorry I can’t meet you at the station. I _____ by the time you come back from abroad.

29．It is required in a recent study suggesting the importance ofteenagers’ communication with other children of the same age.

are many cars coming up anddown. If you insist on standing there, you will risk _________ down on theground.

How is the weather today—It is ___________.