问题描述：
He made such great progress that everyone was deeply impressed.帮我分析一下这个句子,为什么要用i...
He made such great progress that everyone was deeply impressed.帮我分析一下这个句子,为什么要用impressed而不是而不是原形
He made such great progress that everyone was deeply impressed.帮我分析一下这个句子,为什么要用impressed而不是而不是原形
问题解答：
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