请求允许和应答（Asking for permission and responses）[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ ,nu5Nnhh=GAbLDp X/FroG]

    1. May I...? Can/Could I...?[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ P:= [IWCS^fN.
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    2. Yes. /Certainly. Yes， please do. Of course (you may). That's OK. /All right.[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ `zy=Dsx,[#)sUxwTeFroG]

    3. I'm sorry， but... You'd better not.[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ NWfp@c ?EnT9+pFroG]