— Will you please repeat your idea?
— Of course. But I think it is certain that you _______ your attention.
A. weren’t paying B. hadn’t paid
C. aren’t paying D. don’t pay
Sam, in every way, has handled the challenge, _____ his friend_____how he’s achieved success in spite of the difficulties.
A. overcome; by B. overcoming; with
C. impressed; by D. impressing; with
With drink and food ________, the prisoner had to walk out of the cave where he was hiding．
A. run out B. run out of
C. use up D. using up
---Why does the lake smell terrible?
---Because large quantities of water ________.
A. have polluted B. is being polluted
C. has been polluted D. have been polluted
The girl came ___________to the bus stop，only ________ the bus had gone.
A. running; to find B. to run; to find
C. and run; found D. running; finding
That guy kills his time by playing PC games day and night. I wonder whether he could find anything________ at all.
A. worth to do B. worth doing
C. worthy being done D. is worth to be done
