May I introduce John （)you？A.forB.atC.to

A．Hello, Mr. Brown. Are you a doctor？

B．Moming, Prof. Brown. May I have a question？

C．Hi, Prof. John Brown. Can I ask what your specialty is？

D．Hello, Mr. John Brown. What brings you here？

I'm so excited to meet you. May I introduce myself to you？ ()

A. Nice to see you.

B. Sure.

C. You are welcome.

May I introduce myself？ I’m Steward.— ().

A、Pleased to meet you

B、What a pleasure

C、I don’t know

D、Thanks a lot

--John, may I ask you a favour？ --________

[A] I’m sorry, but why？

[B] Sure, what is it？

[C] Yes, you could.

[D] I’d love to, and I’m busy.