_______ the age of 13, Fu Mingxia was very famous in China _______ the youngest Olympic champion.
Look, Tina is waiting _________ the bus stop.
---Is it polite to speak and laugh loudly ______ ? ---No, I don’t think so. A. in public B. at least C. on time
This photo reminds me ____ the days when I worked ____ the farm with my classmates.
Peter usually gets up early ____ the morning.
You must ride your bike ____ the right side of the road.