听下面一段较长对话，回答以下小题。
【小题1】Where does the conversation take place?

A．At a restaurant.

B．At a bus stop.

C．At the train station.

【小题2】When will the man’s sister arrive?

A．At 4:10.

B．At 4:20.

C．At 4:30.

【小题3】How often does the No.1 bus run?

A．Every 5 minutes.

B．Every 10 minutes.

C．Every 15 minutes.