题目内容
18.We sent our congratulationsto her when she passed the exam.分析 当她通过考试时,我们向她表示祝贺.
解答 80.congratulations congratulation常用复数形式,表示祝贺.send one's congratulations to sb:对某人表示祝贺
点评 像congratulation一样,很多单词虽然单复数形式都有,但一般都是用复数形式,如findings,surroundings.
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