一般过去式和一般现在时.ppt

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1、Find the differencesl 一般现在时一般现在时和和一般过去时一般过去时句型结构的异与同句型结构的异与同含有动词的句型含有动词的句型一般过去时表示过去时间内某人某物存在的状态，性质等eg:I was a teacher last year.She(He)was a singer.WeYou were happy.They一般现在时表示某人某物现在的状态，性质等eg:I am a teacher now.She(He)is a singer.We They are happy.YouExe:1.She_(be)our English teacher.2.Tom and Nike

2、_(be)my classmates.3.I _(be)a student.4.You _(be)a lovely girl.5.They _(be)my parents.6.They _(be)farmers two years ago.7.Mike _(be)a baby long long ago.8.We _(be)at home last night.含有动词的句型结构含有动词的句型结构一般现在时：肯定式肯定式:主语表语主语表语 否定式否定式:主语+BE(am is are)+NOT+表语.疑问式：疑问式：BE(Am Is Are)+主语 表语？一般过去时：肯定式肯定式:主语表语主语

3、表语否定式：否定式：主语（was were)+NOT+表语疑问式：疑问式：BE(Was Were)+主语表语？不含动词的句型不含动词的句型(主语是第一，二人称及第三人称复数）一般现在时用来表示习惯性，经常性发生的动作eg:I go to work by bus everyday.you watch TV everynight.we play basketball on the weekends.They have lessons everymoring.主语主语动词原形动词原形其他其他一般过去时用来表示在过去的时间里发生的动作eg:I went to work by bus yesterday

4、.you watched TV last night.We played basketball last weekend.They had lessons two days ago.主语主语动词过去式动词过去式其他其他主语是第三人称单数主语是第三人称单数（肯定句）（肯定句）He goes to work by bus everyday.She watchesTV everynight.李明 plays basketball on the weekends.It snows in every winter.主语主语动词单三动词单三其他其他He went to work by bus yester

5、day.She watched TV last night.李明 played basketball three days ago.It snowed in last winter.主语主语动词过去式动词过去式其他其他主语是第一，二人称及第三人称复数（否定句）I do not go to work by bus everyday.you do not watch TV everynight.we do not play basketball on the weekends.They do not have lessons everymoring.主语donot+动词原形 +其他I did no

6、t go to work by bus yesterday.you did not watch TV last night.We did not play basketball last weekend.They did not have lessons two days ago.主语did+not+动词原形 其他主语是第三人称单数主语是第三人称单数（否定句）He does not go to work by bus everyday.She does not watch TV everynight.李明 does not play basketball on the weekends.It

7、does not snow in every winter.主语doesnot+动词原形 +其他He did not go to work by bus yesterday.She did not watch TV last night.李明 did not play basketball three days ago.It did not snow in last winter.主语didnot+动词原形 +其他 一般现在时 一般过去时肯定句 主非单三+V原形+其他.主+V 过去式+其他.主单三 +V单三 否定句 主非单三+do +not+V原形+其他.主+did+not+V原形+其他.主单

8、三+does 疑问句 Do+主非单三+V原形+其他?Did+主+V原形+其他？Does+主单三Exe:1.We often_(play)in the playgound.2.He _(get)up at six oclock.3._you _(brush)your teeth every morning.4.What_ (do)he usually _ (do)after school?5.Danny _(study)English,Chinese,Maths,Science and Art at school.6.I _(have)an exciting party last weekend.7.What _ Tom _(do)on Saturday evening?He _(watch)TV and _(read)an interesting book.8.They all _(go)to the mountains yesterday morning.9.She _(not visit)her aunt last weekend.She _(stay)at home and _(do)some cleaning.10.When _ you _(write)this song?I _(write)it last year.