1 . Who came across a traffic accident?

A．Jack.

B．Bill.

C．Sam.

2 . 听下面一段较长对话，回答以下小题。
1. What injury is Mike suffering now?

A．A broken leg.

B．A broken arm.

C．A head injury.

2. Why did the accident happen to Mike probably?

A．He got distracted.

B．He ran a red light.

C．He drove too fast.

3. Where does the conversation probably take place?

A．In a hospital.

B．In an office.

C．In a police station.

3 . What do we know about John?

A．He had an accident.

B．He works in the hospital.

C．He suffered from a headache.

4 . 听下面一段较长对话，回答以下小题。
1. What caused the girl to lose blood？

A．A disease.

B．An accident.

C．An ambulance.

2. Which is right according to the woman？

A．The man can cover the girl with his coat.

B．The man should carry the girl to the roadside.

C．The man may give the girl something to eat.