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
Who has a bike?
3角+4角=____角 10角-5角=____角
15元-6元=____元 10元-4元6角=____元____角
8角+8角=____角=____元____角
1元5角-5角=____元
议论文的三要素____、____、____。