．______two articles to write today，I have to stay at the classroom to make it

I want to ring him _______ to know the reason why he rang _______ while I was speaking yesterday[ ]

Generally speaking, light ___ faster than sound. — Yes, it is a rule.

It’s my turn to perform in the talent show. I feel my heart is in mouth.—Take it easy. We’re behind you all the time.

Tom, will you please take our naughty boys out for a while. They almost _____.—Out of question. You can take a nap while we are away.