通读下面的对话，然后根据上下文补全对话内容。

A: Hi，David!      1      ?

B: Hi，Sarah! I am going to see Anna．She is in hospital.

A:      2      ? 

B: She had a traffic accident on her way to school and was hurt.

A:      3      . Is there anything serious?

B: Yes， there is something wrong with her head.

A: Oh，my God!      4     . 

B: I hope so， too.

A:     5     ? 

B: Sure. Let’s go!