动词,be动词讲解.ppt

Be动词的否定句 Be动词的否定句 Be动词的否定句 He is ot happy. n * 动词 定义及分类 定义 表示主语状态的词。 He is a boy. She wears a yellow dress. 定义 表示主语行为动作的词 He plays guitar. They go to school by bus. 分类 系动词 They are cats. It fells cold. 表特征 表感官变化 系动词之be动词 It is an apple. 系动词之be动词 They are apples. 系动词之be动词 I am a teacher. am is are Be动词 系动词之be动词 Be动词-am 我用 am am is she he it 单数用is Be动词-is Be动词-are you we they are 复数用are cute Be动词小练习 am is are cute Be动词小练习 am is are Be动词小练习 用am， is ，are 填空. It ____ a white dress. She _____ a cook. My father and mother ______ teachers. I _____ a student. They _____ my friends. is is are are am 6. The bag ______ red. 7. You ______ a good boy. 8. Tom and I _____ are good friends. 9. This_____ a book. 10. My brother _____ very good. Be动词小练习 is are are is is This is a desk. Be动词之 肯定句 It is green. Be动词之一般疑问句 Is this a desk? Is it green? This is a desk. 2 1 3 Be动词的肯定句变一般疑问句 将句子分成3段，be动词是2，be动词之前为1，be动词之后的为3. 2 1 3 Be动词的肯定句变一般疑问句 his s a desk . T i I t ? t a cat s I i I i . ? Be动词的肯定句变一般疑问句 口诀： 一提，二变，三问号。 Be动词的肯定句变一般疑问句 I am a girl. you Are a girl ? 肯定句变一般疑问句时：I 要变成you. my要变成your She is my mother. Is she your mother ? 肯定句变一般疑问句练习 It is an eraser. I am a girl. They are students. This is a desk. The bag is red. Tom and Tim are boys. He is my father. My father is a cook. The cats are white. I am happy. Is it an eraser? Are you a girl? Are they student? Is this a desk? Is the bag red? Are Tom and Tim boys? Is he your father? Is your father a cook? Are the cats white? Are you happy? 一般疑问句的回答 Is this a desk? Yes, it is. 一般疑问句的回答 Is this a book? No, it isn’t. isn’t=is not 一般疑问句的回答 Are they pencils? Yes, they are. 一般疑问句的回答 Are they bananas? No, they aren’t aren’t=are not 一般疑问句的回答 Are you a boy? No, I’m not. I’m=I am 一般疑问句的回答 Are you a girl? Yes, I am. 一般疑问句的回答总结 Is it….? Is this…? Yes, it is. No, it isn’t. Are you…? Yes, I am. No, I’m not. Yes, we are. Yes, we aren’t Is she…? Yes, she is. No, she isn’t.