by his behavior, I said all this to my best friend.A.DisappointingB.To disappointC.DisappointedD.Be

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编辑：chaxungu时间：2026-04-27 03:26:41分类：高中英语题库

【题目】____________ by his behavior, I said all this to my best friend.

A.DisappointingB.To disappoint

C.DisappointedD.Being disappointed

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【答案】C

【解析】

考查非谓语动词。句意：由于对他的行为很失望，我就把这一切告诉了我最好的朋友。分析句子可知，_____ by his behavior作伴随状语，说明主语I的感受，用ed形式形容词。故选C。