It expresses the poet's leisurely and contented mood when he lived in seclusion in the mountains. (2) The word "Du" in "Zhongnan Farewell" expresses the author's unique Zhongnan Mountain, expressing the poet's emotion of living in seclusion in the mountains and enjoying himself; the word "Du" in "Dengyouzhou Taige" expresses the poet's unappreciated talent and ambition. Unrequited loneliness.
Analysis: (1) This question tests students’ ability to analyze the author’s emotions in poetry