- 問題詳情:Situpstraight.Saypleaseandthankyou.Don’tputyourelbowsonthetable.Mostofusweredrilledfromanearlyageinpropermannersandetiquette.Butmannersandetiquette(33)_______varywidelyindifferentcultures.Taketablemannersforexample.Inmanypartsoftheworld,it’...
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