What Walt Whitman prefers for his new subject and new poetic feelings is "（）," that is, poetry without a fixed beat or regular rhyme scheme.
A、blank verse
B、free rhyme
C、balanced structure
D、free verse
【正确答案】：D
【题目解析】：惠特曼在自己的新体诗歌中喜用自由诗体，即没有固定的节奏或规律的押韵的诗歌形式。
