小升初Be动词语法分析1、 定义:Be动词又叫系动词,相对于行为动词。用在“主语+系+表语”的句子中,比如:Im a boy. Hes hungry. Shes at home.2、 汉语意思:1、 是:Im a boy.2、 “在”:Shes at home.3、 “状态”:Hes hungry.4、 成为: I want to be a football player.5、 固定词组:be good at3、 变化形式1、 am,is, are: amISareIHe,she, it,this,that,We,you ,they,these,those,2、 was ,werewaswereI ,he,she,it,this,that,We,you , they,these,those,3、 to be I want to be a football player. I want to be at home.4、 BeBe carefu