Parents complain their children are behaving unreasonably _____children consider their parents to be old-fashioned.
—Sorry, sir, your car isn’t ready yet. It _____ in the garage.―That’s all right.
Special attention should be _____ to air pollution wherever the factory will be built.
In our class,when the bell rang and the teacher closed his book ,it was a ________for everyone to stand up .
He is so busy with the research _____ he has no time left for any other activity.
It was going to be some time _____ he would see his father again.