阅读下面一首元曲,然后回答问题。
【黄钟】人月圆
倪 瓒
伤心莫问前朝事,重上越王台。鹧鸪啼处,东风草绿,残照花开。怅然孤啸,青山故园,乔木苍苔。当时明月,依依素影,何处飞来?
(1)此曲的一、二两句在曲中的作用是什么?请简要解说。
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(2)“鹧鸪啼处,东风草绿,残照花开”描摹了一幅怎样的画面?营造了怎样的意境?
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(3)曲中“明月”的意象特征是什么?请简要分析。
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