从每题A、B、C、D四个选项中，选出一个最佳答案完成对话。(5分)
Sandy: Could I invite my friends to a party on Saturday, Mom?
Mom:         That sounds like fun.
Sandy: Yeah. Ummm…could I borrow some money?
Mom:      
Sandy: I need to buy some drinks and snacks. Could I go to the store?
Mom: Well, I’m going tomorrow, and I can buy some drinks and snacks for you.
Sandy: Oh, good. Thanks, Mom.
Mom:       Oh, could you clean your room?
Sandy:          
Mom: You need to clean it again for your party
Sandy: OK. At the party, could I use your CD player?
Mom: Yes, if you’re careful with it.
Sandy: Don’t worry, Mom!
Mom: Now, there are a few other things I want you to do before the party. Could you move the good chairs to the bedroom and clean the living room?
Sandy:        Dave is coming early on Saturday, so he can help me.

A．Of course. B．Sorry, you can’t C．Oh, no D．Not at all

A．Do you need it? B．When do you need it? C．What for? D．How do you need it?

A．It doesn’t matter. B．No problem. C．Excuse me D．You’re welcome.

A．No, I don’t want to do that B．I cleaned it last week. C．Yes, I’d love it D．Of course not

A．Sure. B．Sorry, I can’t C．Yes, I do. D．Not at all.