—I didn't pass the English exam.
—________next time, and you'll succeed.
A. Working hard B. Work hard
C. To work hard D. With hard work
He looked around and caught a man ______ his hand into the pocket of a passenger.
A. put B. to be putting
C. to put D. putting
________ the diamond, he had to look for a place to hide it.
A. Having stolen B. Having been stolen
C. Stolen D. Stealing
The dog, ______, will be made a good watchdog.
A. to train properly B. being trained properly
C. properly to train D. trained properly
Who do you have ________ the problem?
A. solve B. to solve
C. solving D. solved
The airport ________ next year will help promote tourism in this area.
A. being completed B. to be completed
C. completed D. having been completed