小学英语时态讲解及练习和-be动词用法及练习(共3页).doc

精选优质文档-倾情为你奉上语法及练习1 be动词 be动词的用法歌谣: be动词有三兄弟：is，am, are 。I(我)用am,you(你)用are,is跟着he(他) she(她) it(它)，we(我们)you(你们)和they(他们)，复数（两人以上）永远连着are. 解析: I am; You are; He is;She is; It is; We are; You are; They are.1.否定句只需要在be动词后加 not,即:am not, is not = isnt are not = arent2.一般疑问句只需要将be动词提前至句首.即: Is .? Are .?练习:一、用恰当的be动词填空。 1)I _ a student. 2) You _ a teacher. 3)_she from Jinan? No, she _. 4) _you frie