(2) The fallen petal and the lonely hero set each other off as an interest, and Shuang Yan and the lonely hero set each other off as an interest, expressing his feelings with scenery, showing the sad mood of the protagonist. (3 points)
(1) The title of a poem contains a lot of information, such as time, place, people, things, events and types of poems. It often tells us the basic content of poetry, and determining the main content of poetry can help us understand the theme of poetry and the author's thoughts and feelings. In this topic, "fallen flowers" and "cicada at dusk" are both used to describe the passage of time, so "Spring Afterglow" is better, and it can better describe the process of spring slowly leaving. To answer this question, we should also pay attention to the contrast between "spring disability" and "spring disability" and highlight the differences.
(2) Images in poetry must be used to express emotions or themes. Setting off refers to highlighting the characteristics of things and putting them together with other things to set off or contrast. It can also be a comparison between opposing things. The symbolic meaning of falling flowers coincides with the loneliness of the protagonist. And "Shuang Yan" is a paradise, in contrast to loneliness.