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1、The simple present tense 一般现在时,一般现在时表示经常发生的、习惯性的动作或存在的状态。与频率副词usually ,often, sometimes ,always和时间短语in the morning /afternoon/evening, at noon/night , every day/week/year/month 连用,其构成为： 肯定句: 主语+动词（原形或第三人称单数）+其他。,I study English every morning. We speak Chinese. Jim likes playing football.,一般现在时,一般现在时
2、表示经常或习惯性的动作，也可表示现在的状态或主语具备的性格和能力等。,一般现在时 （肯定句）,在一般现在时中，句中有be动词或情态动词（can等）时，be动词要随主语而相应改变，情态动词不变。,例如,一般现在时 （肯定句）,1、I am a teacher. 2、He is a student.3、You are a boy. 4、I can swim.,一般现在时 （肯定句）,没有be动词和情态动词，主语为第三人称单数的肯定句，动词要按规则加上s或es，主语是非第三人称单数的肯定句，动词用原形。,例如,哪些主语是第三人称单数?,一、人称代词he, she, it是第三人称单数。,He lik
3、es watching TV. 他喜欢看电视。She has lunch at twelve. 她十二点吃午餐。 It looks like a cat. 它看起来像只猫。,二、单个人名、地名或称呼作主语；是第三人称单数。,Han Mei looks like her mother. 韩梅看起来像她的母亲Beijing is in China. 北京在中国。Uncle Wang often makes cakes. 王叔叔经常做蛋糕。,三、单数可数名词或“this / that / the+单数可数名词“作主语时，是第三人称单数。,A panda is a shy animal. 熊猫是害羞的
4、动物。This book is yellow. 这本书是黄色的。That car is red. 那辆小汽车是红色的。The cat is black. 这只猫是黑色的。,当主语是第三人称单数时，动词需变化. 动词单三的变化： 1、一般情况下，直接加s，如：reads, plays, works, makes 2、以s, x, ch, sh结尾，后加es. 如：watches 3、以辅音字母加o结尾,一般加es ,如：does, goes 4、“元音字母+y”结尾的单词，直接在词尾加-s。如：plays, says 5、辅音字母+y结尾的单词, 去y,加ies,如：worries, studi
5、es,一般现在时 （肯定句）,1、I to school by bus. 2、He to school by bus. 3、She up at six.,go,goes,gets,一般现在时 （否定句）,在一般现在时中，句中有be动词或情态动词（can等）时，否定句在be动词和情态动词后加not。,例如,一般现在时 （否定句）,1、I am a teacher.否：I am not a teacher. 2、He is a student.否： He is not a student. 3、You are a boy.否： You are not a boy. 4、I can swim.否：
6、I can not（cant) swim.,变否定句,I am a good boy.,I am not a good boy.,变否定句,He is at school.,He is not at school.,变否定句,They are students.,They are not students.,变否定句,She can speak English.,She can not speak English.,一般现在时 （否定句）,句中没有be动词或情态动词时，主语为第三人称单数的否定句在动词前加does not (doesnt),非单三时，否定句在动词前加do not（dont),例
7、如,一般现在时 （否定句）,1、I to school by bus. 否： I to school by bus. 2、He to school by bus. 否：He to school by bus.,go,dont go,goes,doesnt go,B. 否定句：主语+dont/ doesnt+动词原形+其他。 I study English every morning.We speak Chinese.Jim likes playing football.,I dont study English every morning.,We dont speak Chinese.,Jim
8、 doesnt like playing football.,变否定句,I want a banana.,I dont want a banana.,变否定句,She speaks English well.,She doesnt speak English well.,一般现在时 （疑问句）,句中有be动词或情态动词时，be动词或情态动词can提前，首字母变为大写；some 变any,例如,一般现在时 （一般疑问句）,He is a student. You are a boy. Is he a student？ Are you a boy？I can swim. I am a teache
9、r.Can you swim？ Am I a teacher？,Daming is my friend.,Is Daming your friend？,变一般疑问句,I am in the classroom.,Are you in the classroom？,变一般疑问句,Daming can play basketball.,Can Daming play basketball？,变一般疑问句,We are good friends.,Are you good friends？,变一般疑问句,一般现在时 （疑问句）,句中没有be动词或情态动词时，主语为非第三人称单数，一般疑问句在句首加d
10、o，句子中动词用原形。主语为第三人称单数，一般疑问句在句首加does，句子中原有动词用原形； Some变any.,例如,一般现在时 （一般疑问句）,1、I to school by bus. 疑问句： you to school by bus. 2、He to school by bus. 疑问句： he to school by bus.,Does,go,goes,go,go,Do,C. 一般疑问句：Do/ Does +主语+动词原形+其他？,I come from China.Kate likes singing every morning.Lily often writes to her
11、 uncle in the U.S.A.,Do you come from China?,Does Kate like singing every morning?,Does Lily often write to her uncle in the U.S.A?,We have lunch at 12：00.,Do you have lunch at 12：00？,变一般疑问句,I want a book.,Do you want a book？,变一般疑问句,Amy wants some chicken.,Does Amy want any chicken？,变一般疑问句,特殊疑问句,时间：
12、when 地点：where 人：who 物：what 状态：how 年龄：how old 价钱：how much 数量：how many,特殊疑问句,有be动词或情态动词构成：疑问词+be动词或情态动词+主语+其它,例如,特殊疑问句,She can speak English. What can she speak？ He is ten. How old is he？ He is at home. Where is he ？ Its 3 dollars. How much is it?,特殊疑问句,没有be动词或情态动词构成：疑问词+do（does）+主语+动词原形+其它,例如,特殊疑问句（时
13、间）,He goes to school at seven. When does he go to school？,单数第三人称：,非单数第三人称：,I go to school at six. When do you go to school？,特殊疑问句（地点）,He has lunch at school. Where does he have lunch？,单数第三人称：,非单数第三人称：,Children have lunch at school. Where do children have lunch？,特殊疑问句（状态）,He goes to school by bus. Ho
14、w does he go to school？,单数第三人称：,非单数第三人称：,We go to school by bus. How do you go to school？,D. 特殊疑问句： 疑问词+一般疑问句？,I like playing football.Jim eats some bread every morning.Kate comes from America.,What do you like?,What does Jim eat every morning?,Where does Kate come from?,Do you like playing football
15、?,Does Jim eat any bread every morning?,Does Kate come from America?,变特殊疑问句,We go home at four.,When do you go home？,变特殊疑问句,Lingling has dinner at home.,Where does Linging have dinner？,变特殊疑问句,I am thirteen.,How old are you？,变特殊疑问句,She is in the park.,Where is she？,变特殊疑问句,I want a bag.,What do you want？,变特殊疑问句,Its thirteen dollars.,How much is it？,一般现在时,结构：,肯定句： 主语+ 动词原形/单三,一般疑问句：Do / Does + 主语 + 动词原形,否定句：主语+ dont / doesnt +动词原形,肯/否回答： Yes, 主语 do / does.No, 主语 dont / doesnt.,特殊疑问句：特殊疑问词+ do/does + 主语 + 动词原形,Thank you !,
