—Could I please use your computer?

—              .

    A. Yes, I can.  B. Yes, you can’t  C. Sorry, you can’t  D. No, I can’t.

根据下面对话中的情景，从方框中选出恰当的语句填入对话中的空白处，使对话恢复完整。每句只能用一次。

A：Hello, Xiao Hong!

B：Hello!

A: You look a little upset.76

B: Yes. It’s just my mom. She always nags (唠叨)me.

A：Really? What does your mother nag you about?

B:77                                        “Get up now…Everything must be in place…Don’t forget your piano lesson…”

A: Well, all the mothers like saying these words to their children.

B: Also, I’m fond of pop music.78                            We don’t have the same interest in many things.

A：79                                       But I should say she nags you because she cares about you. You’re lucky to have such a good mother.

B: I agree with you. 80                                        .

A: That’s right. Understanding is important. If your mom knows that everything is fine, she will never nag.

—Could I use your phone?

???? —Yes, of course you ____ .

A. can???? B. could???? C. would??? D. will

---Could I use your bike?

       ---Yes, of course you_________.

       A. could            B. can              C. must            D. need

– Could I use your mobile phone? I have to call my mom for the coming class meeting.
--Yes, of course you _____________.