（）marked a transitional phase in Keats's poetry.

（）marked a transitional phase in Keats's poetry.
A、Ode to a Nightingale
B、On First Looking into Chapman's Homer
C、Isabella
D、Endymion
【正确答案】：D
【题目解析】：Endymion标志着济慈诗歌的一个过渡阶段。