读对话，在方框里选择适当的单词填空，把其字母编号写在横线上。

A. use         B. Sorry       C. eraser        D. pencil

Jiamin: Xiaoling, do you have a ruler?

Xiaoling: Yes, I do.

Jiamin: May I use it?

Xiaoling: OK. Here you are.

Jiamin: Thank you. Do you have a ?

Xiaoling: Yes, I do.

Jiamin: May I  your pencil?

Xiaoling: Yes, please.

Jiamin: Do you have an ?

Xiaoling: No, I don't. .