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We offered our congratulations his passing the college entrance exams.A.atB.onC.forD.of

编辑:chaxungu时间:2026-04-24 12:53:16分类:高中英语题库

We offered our congratulations ________ his passing the college entrance exams.
A.atB.onC.forD.of在线课程B
解析:
congratulate指对人祝贺,如表达“就某事祝贺”,一般用介词on。congratulate sb.on sth.意为“为某事而祝贺某人”。