求翻譯：Firstly, what make people surprised is that you hut and kiss friend you meet. We usually shake hands with friend. Secondly , when praised by others , we are used to saying “It’ over –praised “ to show good manner . thirdly, when receiving a gift from others. We may say “ It’s unnecessary”. On the contrary, it’s politen是什么意思？

待解決 懸賞分：1 - 離問(wèn)題結(jié)束還有