中国石油大学 / 中石油
正确率:100%
8. 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
A、to have rested
B、resting
C、to rest
D、rest
参考答案:
佳题速递: