一．单项选择（共15小题，计15分）
( ) 1．----Would you mind turning down the music? ----____.
A. Yes, I would B. No, of course C. No, not at all D. No, thanks
（ ）2. Would you mind ____ here?
A. smoke B. smoking C. not smoking D. smokes
（ ）3. Be polite ____ others! A. to B. at C. about D. on
