She reached the top of the hill and stopped ________ on a big rock by the side of the path.
A. to have rested B. resting
C. to rest D. rest
She reached the top of the hill and stopped ________ on a big rock by the side of the path.
A. to have rested B. resting
C. to rest D. rest
C
stop doing停止做,stop to do停下来去做。