3、ationUsesofit用法一:Using it as a pronoun用法二:Using it as an impersonal pronoun用法三:Using it as to replace the real subject or objectStep3Usingitasapronoun1.Weuseitforanimalsandlifelessthings.e.g.Lookatthepanda.Itissosmall.AnotherfamousattractionistheGreatWall.Itrunsforover6,000kilometers