David: I had a terrible dream last night
David: I ran on the top of a building. 【2】
David: Suddenly I tripped and fell. 【4】
Mum: What a dream! I think you are tired and nervous because of the exam these days. 【5】
A. Because a bad man was following me.
B. Then I woke up.
C. What did you dream about?
D. You should have a good rest and get plenty of sleep.
E. What happened then?