be动词的一般现在时

1、Be动词的一般现在时句型：肯左句否左句疑问句1、be动词的意义 Mary is a student I am a teacher.2、否泄句肯左：It is a book.He is at school.She is beautiful.She is very beautiful.T 否定：It is not a book. /It isnt a book.I am not a student /Im not a studentYou are not my friend /You arent my friend.T 一般疑问:Are you a studentIs she from China

2、I am a student You are my friend She is my sister.These are applesI am Marys deskmate 他们是我的同班同学。 这本书很有趣。3、一般疑问句 肯左：I am a studentShe is from China.They are nursesMy book is on the tableJohn是中国人吗这本书有趣吗回答一般疑问句时，主语必须是代词4、特殊疑问句(特殊疑问词:what, who, which, where, when, why, how)What is thisIt is a table.What

3、 are theyThey are workersWho are theyThey are my friends.这个男人是谁他是我的哥哥。你的哥哥是干什么的他是一名医生。5 there is/are 句型1) There is卫 book on the tableThere is the book on the tableThere is a bed in this roomThere are many eggs in the kitchen.2) there的意思There is a school there6、there is/are的否定句与疑问句I1) 一般疑问句 many eggs

4、 in the kitchen 厨房里有很多鸡蛋吗 a middle school there哪里有一所学校吗2)特殊疑问句There is only a little.How mach ink is there in the ink bottleWhats on the table你们家里有几口人碗里有什么There are some boxes on it.有五口人。有米饭。7、Here的句型1) Here is/are 这里有Here you are二 Here it is.Here is my boy.这里有两个男孩子。这是你的车票。2）主语为名词时，v.在n.前；主语为代词时，v.在

5、n.后Here comes the teacher.Here he comes.公车来了。一般动词（除be动词、助动词、情态动词外的动词）的一般现在时一般动词的否立句和疑问句+do/does1、主语与一般动词1）主语为第一、二人称及所有复数形式时2）主语为第三人称单数时以 s/x/ch/sh/o 结尾的 v.加es,如：guess T guesses wash T washes tomato T tomatoes 例外：photo potato 以辅音字母加y结尾的v变y为i,再加如:fly flies study studies2、否立句（在动词前加 do not/dont /does no

6、t/doesnt, v.变原型）You speak EnglishHe /She /It speaks EnglishShe is not a nurse.I dont like to go to school.3、疑问句1）一般疑问句Does he walk to schoolDo you have an exam in English注：have/has表所有”时，变为否立句时，可直接在have/has后加not,变为疑问句时可直接把have/has放在句首He has two booksHe has not/hasnt/doesnt have two booksHas he two bo

7、oks = Does he have two books你每天都上学吗Have you classes every day I have not classes every day.他每周开一次会。2)特殊疑问句Where do you liveDo you live here他怎么上学如果对主语提问：他是坐公车上学的吗Who looks after the ba by谁住在这里一般现在时的用法1、常发生的动作或存在的状态He goes to work every day.He teaches Chinese.2、普遍真理The earth is round.Birds fly in the sky3、有些表示心理状态或感情的vI want you helpI dont think youre right.4、在时间、条件状语从句中表将来If it doesnt rain tomorrow, well go to the Summer Palace5、表示已经预先汁划或安排的肯左将要发生的动作(come, go, start, begin, leave, r