Exercises（练习）

1.Discuss and understand the“Dialogues”part.

2.Try to make up a dialogue by using the expressions you've learned in this unit，then practice it with your partner.

3.Read and comprehend short passages related with Wenzhou Train Collision.

4.Write a dialogue according to the situation given:You are a car attendant.Try to treat the abnormal situations according to the emergency response procedure.