—Mum,it is nice weather.I want to skate this afternoon.—Don’t you think the ice on the lake is too thin to __________ your weight?
We________on this project for four hours.Let's have a rest.
Tom________tell the truth to his boss because he didn't want to make trouble.
Our boss is very ________,so we have to arrive on time,or we would be fined.
Mark was afraid of being scolded,so he________say what he thought to his parents.
The audience waited in________silence while their aged speaker searched among his notes for the figures he could not remember.