—Mom，I can't see any point in working hard at all the subjects at school.
—Come on，dear. Years of hard work will surely ________ in the future.
A．make sure B．pay off
C．pay for D．pay back
With no one to________in such a frightening situation，the girl felt very helpless.
A. turn to B. turn on
C. turn off D. turn down
My grandfather is as _______as a young man and hates sitting around doing nothing all day.
A. powerful B. energetic C. forceful D. strong
What I learn about this violence is ________ it has caused at least three deaths.
A. whether B. that
C. what D. when
“I won’t have you _______ to your mother like that.” said the father.
A. speak B. spoken C. to speak D. speaking
—Did you have a good night’s sleep，sir?
—Oh，exactly.It was such a comfortable bed.I could never have________sleep.
A．a good B．the best
C．a better D．a best
