1 . 听下面一段独白，回答以下小题。
1. When is the report being broadcast?

A．In the morning.

B．At noon.

C．In the afternoon.

2. What caused the traffic jam?

A．A car accident.

B．The bad weather.

C．The road construction.

3. What should train passengers do on Friday?

A．Change trains at East River Station.

B．Get a free pass for the blue line train.

C．Avoid taking trains to DuPont Circle.

4. What will the listeners most likely hear next?

A．Weather updates.

B．News on a bridge.

C．An interview with the police.