简介，即简明扼要的介绍。是当事人全面而简洁地介绍情况的一种书面表达方式，它是应用写作学研究的一种日常应用文体。
I’maprimarystudent.Ilivehappily.Ihavelonghairandalovelyface.ButI‘mveryshort.Beingtheshortestgirlinmyclass,Ifeelshamedofit,thoughmyteacherandclassmatesalwayssayIwillgrowtallerinthefuturetocomfortme.Besides,Ifeelveryhappyinschool.Therearesomanystudentsplaywithme,andIalwaysdowellinstudy.So,whenIgohome,myparentsalsohappy,too.Myfatheroftentakemeouttodifferentinterestingplaces.Andmymotherusuallycookdeliciousfoodforme.HowhappyIam!