__-i'm very thangkful to you for your help ___________A don't metion it B don't say so 为什么要选A,

问题描述:

__-i'm very thangkful to you for your help ___________
A don't metion it B don't say so
为什么要选A,

Don't mention it ~ 不要客气 (有礼貌的回答)

B don't say so 是中国式英语“可别这样说”,是出题人设下的一个陷阱.