Question

—Do you mind if I smoke?

    —____

    A. Why not?     B. Yes, help yourself    

    C. Go ahead     D. Yes, but you’d better not

Answer 1

C

解析:

本题考查交际用语，表示许可时，肯定回答常用“Yes, please./ Of course, you may./ Go ahead, please./ Not at all./ Just help yourself.”等表示。B和D选项前后矛盾。