每一年的圣诞节似乎都在重复着上一年和过去许多年的情景：夜色中，步行商业街上仍然熙熙攘攘，行人迈着匆匆的脚步，拎着大包小包，在商店里、在街道上穿行。
B-Time I-Time I-Time O B-Time I-Time I-Time O O O O O O O B-Time I-Time I-Time O B-Time I-Time I-Time I-Time I-Time O O O O O O O O B-Location I-Location I-Location I-Location I-Location I-Location O O O O O O O B-Person I-Person O O O O O O O O O O B-Thing I-Thing I-Thing I-Thing O O B-Location I-Location O O O B-Location I-Location I-Location O O O