1. (2021五下·铜官期末) 从方框里选择正确的选项补全对话, 将其填涂在对应横线上。

A. Can I do homework here? B. Anything else? C. Excuse me! D. Talk quietly, please. E. OK, I will.

（Mike and Sarah are in the library)
Mike: Can I use your crayons?
Sarah: Sure, keep your desk clean.
Mike: Thanks. Wow, there are so many books here!
Sarah:
Mike: Oh, I'm sorry.
Sarah: Of course.
Mike:
Sarah: Yes, work quietly, please.