题目内容
18.It wasn't verypolite(有礼貌的)of you to serve yourself without asking.分析 你未经询问就自己方便是相当不礼貌的.
解答 答案:polite
有礼貌的形容词为polite."be polite of sb./v-ing"解释为"sb./某件事是有礼貌的",且依照题干是指有关礼仪问题,故空格应填入polite.
点评 本题考查同学对于有礼貌的形容词以及片语"be polite of sb./v-ing"的理解.
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