小区存放垃圾的小房子就在我家门口,每天清早,我上学的时候,都会看到清洁工来把小房子里堆满的垃圾用车拖走;每天放学的时候,我都会看到有一个老老头在小房子的垃圾堆上爬上爬下。清洁工很麻利,一会儿就把垃圾房都扫干净了,让小区居民迎来新的一天,因此,我每天经过都跟她打招呼,问声好;可垃圾房的那个老老头是干什么的,心里总是一个疑问。 Small area of ​​the garbage storage house in front of my house, every morning early in the morning, when I go to school, will see the cleaners to the small house filled with trash cars towed away; every day after school, I will see an old The old man climbed up and down the rubbish of a small house. Cleaners are very deft, while the rubbish room will be swept clean, so that residential residents usher in a new day, so I say hello to her every day after passing, asked the sound good; can garbage that old man is doing, and my heart Always a question.