My father says he is very busy when he is at work and he has no time to ________ newspapers in his office.

My parents want me to get further study to be ________ an engineer _______ a scientist, ________ I would like to be a famous surgeon doctor.

Does David have a ping-pong ball—________. But he has some tennis balls.

badideatobuildapowerstationinthedeepvalley,butit_____aswellaswehadhoped.

Father makes me take much exercise every day.—OK. _______exercise you do, ______ you are.