1. 根据对话内容，从方框中选择恰当的选项补全对话，其中有两项多余。

A: Mom, could I invite my friends to my birthday party on Saturday?

B: I'm glad that you can have a party together.

A: Yeah, um ... Could you give me some money?

B:

A: Because I want to buy some drinks and food for the party.

B: Well, I am going shopping tomorrow. I can help buy what you need.

A: Oh, good. Thank you, Mom.

B: You're welcome.

A: Sure. But mom, I cleaned it last week.

B: I think you need to clean it again for your party.

A: Yes, you're right, Mom.

B: Not really. Half an hour is enough.

A:

B: That's right. After you finish your homework, we can work together to have a clean and tidy room.

A: OK, thank you, Mom.

A. Oh, could you clean your room now? B. I don't want to see this mess. C. But it will take long to clean it. D. Of course! E. Why? F. You should clean my room. G. But I think I should finish my homework first.