补全对话。根据对话内容,从方框中选出适当的选项补全对话
A: Hi, Jenny. Where is my pen?
B: Is it on your desk?
A: No, it isn't.
B: Oh! It's under the teacher's desk.
A:
B: You're welcome. Oh, I find a ruler here, too.
A: No. I think it is Jack's.
B:
A: OK.
A. Is it yours?
B. I don't know.
C. Thank you for your help.
D. Well, I'll ask Jack about it.
E. And it's not under my chair.
答案:【1】B【2】E【3】C【4】A【5】D