根据对话情景和内容，从对话后所给的选项中选出能填入每一空白处的最佳选项。
Jerry: Hi, Mike. Look like you’ve got some sun.
Mike: I guess so. I spent the weekend on the beach.
Jerry: Really? That sounds exciting.          
Mike: At my friend’s house. He invited me to stay there for as long as I wanted.
Jerry:              
Mike: Oh, I have a paper to work on.
Jerry:            I mean besides lying out in the sun.
Mike: I played some volleyball. I never realized how hard it is to run on sand.
Jerry:             Did you go swimming?
Mike: I intended to.            So I just went fishing.
Jerry: All sounds so relaxing.

A．What a pity!

B．It must be cool.

C．Where did you stay?

D．But how did you get there?

E.So what else did you do out there?
F.But the water wasn’t warm enough.
G.Then why not stay there for a longer time?