一般现在时1-be技术总结.ppt

什么是一般现在时呢？ 表示现在的状态、经常的或习惯性的动作、表示主语具备的性格和能力等。与一般现在时连用的时间状语：often, always, sometimes, usually, every day/ week/year 等． 什么是be动词？ be 动词的基本含义是“是”，有时也可不必译出。如： The flag is red. 这面旗是红色的。 My father is forty-six. 我父亲四十六岁。 be动词根据不同的人称会有不同的形式: 　　　　　　　　　　　　　　　　　　　　　　 e.g. I’m a student and he is a student, too. 我是一个学生 ，他也是一个学生。 　　　　　　　　　　　　　　　　　　　 We are all students. 　　　　　　　　　　　　　　　　　　　 　　我们都是学生。  Eg: He is in Class One. 否定句: He is not (isn’t) in Class One. I’m in Grade Two. 否定句: I am not in Grade Two. Their parents are doctors. 否定句: Their parents are not (aren’t) doctors. I’m in Grade Two. 一般疑问句: Am I in Grade Two? e.g. He is in Class One. 一般疑问句: Is he in Class One? * * 一般现在时(1) be Where are they? They are in the classroom. Is he happy? Yes, he is happy. Is he strong? Yes, he is strong. What is it? Is she busy? It is a cat. Yes, she is busy. Am I sad? Is it very hot? No, I am happy. Yes, it is very hot. be 处于 一般现在时 的变化 be am is are I He She It They I, we, you, she, he, it, they We You 我(I)用am, 你(you)用are, Is 连着他(he)她(she)它(it), 不可数名词也需要它, 遇到复数都用are. Fast reaction (快速反应) I They She We He We The cat Tom The boys It You and I The water Be 的否定形式及变化 be not be not am not is not I He She It We You They I, we, you, she, he, it, they =isn’t =aren’t are not Be的疑问形式及变化 I ____…. Am I …? He/She/It ____…. am is We/You/They ____ …. are Is he/she/it…? Are we/you/they…?