根据对话内容，在每个空白处填入一个适当的句子，估对话完整、合乎情培。

A: Wang Ming, I heard there was an earthquake on 8th August in your home town.

B:  I'll never forget it.

A: ?

B: I was doing my homework at home when it happened.

A: ?

B: My parents were watching TV.

A: ？

B: Then we ran out of the house quickly.

A: ?

B: I saw some houses fall down.

A: That was really terrible!