Помогите пожалуйста
Составить 4 предложений реплики
( Задание снизу )

1) - Do you know that Nick came back from London?
    - Really?

2) - Did you know that Mary had broken her leg? 
    - Goodness me! It's terrible!

3) - It's true, and what's more, she has brain concussion!
    - It's shocking!

4) - Do ou know what I mean?
    - No idea.