一般现在时3-第3人称单数祥解课件.ppt

1、一般现在时一般现在时(3)(3)行为动词第三人称单数行为动词第三人称单数Revision:1.1.什么是行为动词什么是行为动词2.2.行为动词一般现在时的否定式行为动词一般现在时的否定式3.3.行为动词一般现在时的疑问式行为动词一般现在时的疑问式什么是第三人称单数？什么是第三人称单数？在一般现在时中，当主语是第三人称在一般现在时中，当主语是第三人称单数时，谓语动词要用第三人称单数单数时，谓语动词要用第三人称单数形式，即常在动词原形后加形式，即常在动词原形后加-s-s或或-es-es。例如：例如：He likes watching TV.他喜欢看电视。他喜欢看电视。行为动词第三人称单数一般现在行

2、为动词第三人称单数一般现在时的构成时的构成现以动词现以动词work为例为例：He She It Your father Toms sisterworks.1、第三人称单数在动词原形后面、第三人称单数在动词原形后面加加-s或或-es外外 1）一般情况下，第三人称单数一般情况下，第三人称单数在动词原形后面加在动词原形后面加-s。例如：例如：work-works get-gets say-says read-reads 2)以以ch,sh,s,x 或或 o 结尾的动结尾的动 词，词，在后面加在后面加-es。例如：例如：go-goes teach-teaches wash-washes 3)以以辅音字

3、母辅音字母+y结尾的动词，把结尾的动词，把 y变为变为 i 再加再加-es.例如：例如：study-studies try-tries carry-carries2、动词、动词 have 遇有主语是遇有主语是第三人称第三人称单数单数时，时，have 改为改为 has。例如：例如：他有一本有趣的书。他有一本有趣的书。He has an interesting book.我们的教室有两个门。我们的教室有两个门。Our classroom has two doors.常与一般现在时搭配使用的时间常与一般现在时搭配使用的时间状语状语1）表示时间频度的词语：）表示时间频度的词语：always 总是，一直

4、总是，一直 usually 通常通常 often 经常经常 sometimes 有时有时hardly 几乎不几乎不 never 从不，决不从不，决不2）与）与every一起用的状语词组：一起用的状语词组：everydayweekmonthspringyearMondayevery other day(=every two days)every three hoursonce every two months3 3）其他）其他inthe morningthe afternoonthe eveningtwice a weekthree times a monthget up He gets up

5、at 6:35 in the morning.water the flowersShe waters the flowers.watch TVHe watches TV in the sitting-room.She has a computer.have a computerHe gets up at 7 every day.翻译：翻译：他每天他每天7点起床点起床.她骑单车上学她骑单车上学.She goes to school by bike.我姐姐每天看电视我姐姐每天看电视.My sister watches TV every day.她哥哥学习很刻苦她哥哥学习很刻苦.Her brothe

6、r studies very hard.行为动词第三人称单数的行为动词第三人称单数的一般现在时一般现在时a.否定句否定句的句型结构的句型结构.第三人称单数第三人称单数+doesnt+动词原形动词原形.1.Miss Ma goes to school by bus.Miss Ma doesnt go to school by bus.2.He studies at No.2 Middle school.He doesnt study at No.2 Middle School.b.一般疑问句及回答一般疑问句及回答.主语主语是是第三人称单数第三人称单数时时,句型结构为句型结构为:Does+第三人称

7、单数主语第三人称单数主语+动词原形动词原形+其它成分其它成分?肯定回答用肯定回答用“Yes,主语主语+does.”否定回答用否定回答用“No,主语主语+doesnt.”1.His sister likes English very much.Does his sister like English very much?Yes,she does.No,she doesnt.2.Peter carries a big bag.Does Peter carry a big bag?Yes,he does.No,he doesnt.She waters the flowers.否定句否定句:一般疑问句

8、一般疑问句:肯定回答肯定回答:否定回答否定回答:She does not(doesnt)water the flowers.Does she water the flowers?Yes,she does.No,she does not(doesnt).1.Jim usually _(have)lunch at home.2.Li Guanhua _(be)twenty years old.3.How many students _(be)there in your class?用所给动词一般现在时态填空用所给动词一般现在时态填空:hasisare4.-_ she _(study)hard?-Y

9、es,she _.5.Lucy _(not speak)Chinese.doesnt speakstudydoesDoes 6.My father _(not do)morning exercises every day.7.She always _(wash)her clothes on Sundays.8._ your brother _ (like)playing football?No,he _.washesDoes likedoesntdoesnt do1.His mother washes clothes in the evening.2.John does his homewor

10、k every day.3.She goes to school on foot.4.Marys brother rides a bike to school.5.Wang Min has three pencils.6.My grandma stays at home.把下列句子变成否定句和一般疑问句把下列句子变成否定句和一般疑问句：1.His mother washes clothes in the evening.His mother doesnt wash clothes in the evening.Does his mother wash clothes in the evenin

11、g?Yes,she does.No,she doesnt.2.John does his homework every day.John doesnt do his homework every day.Does John do his homework every day?Yes,he does.No,he doesnt.3.She goes to school on foot.She doesnt go to school on foot.Does she go to school on foot?Yes,she does.No,she doesnt.4.Marys brother rid

12、es a bike to school.Marys brother doesnt ride a bike to school.Does Marys brother ride a bike to school?Yes,he does.No,he doesnt.5.Wang Min has three pencils.Wang Min doesnt have three pencils.Does Wang Min have three pencils?Yes,she does.No,she doesnt.6.My grandma stays at home.My grandma doesnt stay at home.Does my grandma stay at home?Yes,she does.No,she doesnt.