which bus are you waiting/taking?为什么是taking而不是waiting?

which bus are you waiting/taking?为什么是taking而不是waiting? Which flight are you taking?为什么不说Which flight“do”you taking? are you waiting for the bus为什么用for Are you waiting for a bus?回答 为什么是waiting at the bus station who are you waiting waiting for 有for么 为什么 []are you taking care[] what are you taking Are you taking pictures? 判断正误 Who are you waiting for who are you waiting for the bus Who are you waiting _____ ____ the bus stop Are you waiting for someone?Or just missed the bus