行为动词一般过去式的用法课件.ppt

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1、行为动词一般过去式的用法,深港版 五年级（上）,古吉玲深圳市翠北实验小学,疑问,行为动词：即实义动词，表示动作的动词。,一般过去时 行为动词过去式变化规则：1一般在动词末尾加-ed，如：cook-cooked2结尾是e加d，如：taste-tasted3重读闭音节，双写末尾的辅音字母，再加-ed，如：stop-stopped4以“辅音字母+y”结尾的，变y为i，再加-ed，如：study-studied5不规则动词过去式：give-gave,get-got,go-went,last weekend,Tim played football with his friends.Mary visite

2、d his grandma.Lily drew some beautiful pictures.Tom watched a great movie.,在谈论已经完成的事物时，我们该怎么表达呢？,肯定,Tim played football with his friends.,Mary visited his grandma.,Lily drew some beautiful pictures.,Tom watched a great movie.,观察发现，在肯定句中，行为动词过去式是放在主语的哪个位置呢？,肯定句：主语+行为动词过去式+其他.,如果你的朋友问你上周末已经完成的事情，你该怎么回

3、答呢？,I _(play)computer games.I _(finish)my homework.I _(eat)a big dinner.,Exercise 1:,played,finished,ate,Ben didnt play football with his friends.Lucy didnt eat a big dinner.John didnt play computer games.Pat didnt finish her homework.,在谈论过去没有完成的事物时，我们该怎么表达呢？,否定,last weekend,Ben didnt play football.

4、,Lucy didnt eat a big dinner.,John didnt play computer games.,Pat didnt finish her homework.,观察发现，在否定句中，行为动词过去式产生了什么变化呢？,否定句：主语+didnt+行为动词原形+其他,如果你上周末没有完成以下的事，你该怎么表达呢？,I _ go to the park.I _ _(surf)the Internet.I _ _(go)hiking._（我没有看电视。）,Exercise 2:,didnt,didnt,surf,didnt,go,I didnt watch TV.,Did yo

5、u play football?Did Tom watch a movie?Did Mary go to the park?Did John write a composition?,在询问过去是否完成某事时，我们该怎么表达呢？,疑问,last weekend,Did you play football?,Did Tom watch a movie?,Did Mary go to the park?,Did John write a composition?,观察发现，在一般疑问句中，行为动词过去式产生了什么变化呢？,疑问句：Did+主语+行为动词原形+其他+?,Exercise 3:,1.I

6、 had a nice time last Sunday.(变一般疑问句)_ you_ a nice time last Sunday?,2.He did some shopping yesterday._ he _ some shopping yesterday?,3.The students had a good weekend._ _ _ a good weekend?,上周末，Mary去爬山了吗？_,Did,Did,Did,have,do,the students,have,Did Mary climb the mountain last weekend?,Did you play f

7、ootball?,如果你完成了，该怎么说呢？Yes,I did.如果没有完成，该怎么说呢？No,I didnt.,在行为动词过去式一般疑问句中，该如何做出肯定或否定的回答呢？,肯定的回答：Yes,主语+did.否定的回答：No,主语+didnt.,last weekend,Exercise 4:,1.Did you have a nice time last Sunday?(做出肯定的回答),2.Did he go shopping yesterday?（做出否定的回答）_.,_.,Yes,I did.,No,he didnt.,小结：,行为动词一般过去式的用法,肯定句：主语+动词过去式+其他,否定句：主语+didnt+动词原形+其他,疑问句：Did+主语+动词原形+其他+?,肯定的回答：Yes,主语+did.否定的回答：No,主语+didnt.,