( )Do you knock who they are waiting _ the bus stop?

Who are you waiting _____ ____ the bus stop Who are they waiting ___the bus stop (填什么） who are you waiting --___ the bus stop?横线上填for at 还是at 连词成句Who stop you are fot at bus waiting the?求快答……急用 They are waiting什么us什么the bus stop. 判断正误 Who are you waiting for who are you waiting for the bus who do you often wait the bus stop who are you waiting_____the bus stop 单项选择They are waiting （ ）a bus （）the bus stop.A:for;in B:on;a they are waiting for a bus ___ the bus stop.a.in b.to c.on d The children are waiting ___the bus stop ___their teacher. When you are _____ a bus stop,do you wait _____ the bus ____