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
答案:C
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
答案:C