—What should we do for the disabled children in the Children’s Home?—You’re supposed to________ a study group to help them.
Nowadays, many people prefer ______ to the countryside _______ the fresh air.
About _______ of the workers in the factory were born in the ______.
You can’t believe how terrible the fire is _______ you see it with your own eyes.
Driving in rush hour traffic ______ be very dangerous, so you _____ be too careless.
Jerry is always so busy that he can hardly _________ a few minutes to talk with his child.