阅读以下对话，从方框内的六个选项中选择五个填入空白处（其中一项是多余选项），使对话通顺、合理，意思完整。一空一句。

Ed: Hi, Shelly!  What's the matter?

Shelley: I can't find my school bag! It's got all my books in!

Ed: Oh, no!

Shelley: Umm, I went to the sports center with my friends. After that, we went to buy a drink, and then we went

to the park.

Ed:  

Shelley: I'm not sure. I was on my way home when I realized I didn't have it. I went back to the park to look for

it.  I don't know what to do.

Ed: Don't worry! Perhaps a friend saw it and took it home.

Shelley: No, I don't think so.  

Ed: Well, maybe you left it in the shop. Let's go and ask if it's there.

Shelley: OK. I hope so!

A. But I couldn't find it! B. Sounds interesting. C. Where did you go after school? D. You look upset. E. Did you leave it in the park? F. No one called me.