听下面一段独白，回答以下小题。
【小题1】How did Katrina have an accident?

A．She sped through a light.

B．She drank a lot and hit a car.

C．Her car was hit by a drunk driver.

【小题2】Why does Katrina have to stay in the hospital for a few days?

A．She was seriously hurt.

B．She is asked to do so.

C．She needs an operation.

【小题3】What will Katrina receive in the hospital?

A．A card.

B．Flowers.

C．A cake.

【小题4】What is the probable relationship between the speaker and Katrina?

A．Policeman and driver.

B．Doctor and patient.

C．Workmates.