题目内容
3.It is polite(礼貌的)to offer seats to the old on the bus.分析 在公共汽车上,给老人让座是有礼貌的.
解答 根据汉语意思可以知道,有礼貌,形容词是polite,副词是politely,从句式可以看出,这是个It is+形容词+to do sth.因此填形容词polite.
点评 本题考查的是首字母填空完成单词,解决此类题目,理解句意是关键,当然,还要注意词性的选择.
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