英语诗歌赏析与情感理解 — 英语填空题
题目
阅读下面这首英文小诗，完成填空：
The old clock ticks through endless night,
Its hands crawl on without a sound;
My heart, like leaves that lost their light,
Falls slowly to the waiting ground.
诗中「老钟」与「落叶」都是________（意象/押韵），用来表达诗人内心________（欢快/忧伤）的情感。