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1、一般現(xiàn)在時一般現(xiàn)在時動詞:1.be動詞動詞 (is ,am, are ) 2.情態(tài)動詞(情態(tài)動詞( 3.行為動詞(行為動詞(run, speak, call, say.)、概念:、概念: 經(jīng)常、反復發(fā)生的動作或存在的狀態(tài)及現(xiàn)在的某種經(jīng)常、反復發(fā)生的動作或存在的狀態(tài)及現(xiàn)在的某種狀態(tài)。狀態(tài)。1、肯定式、肯定式1)主語主語 + be (am/is/are)+表語表語 I am a student. It/ She/He is a teacher. You/They are classmates.2)主語主語 +情態(tài)動詞(情態(tài)動詞(can, must, may, need, shall)I can s
2、peak English.She must go to school. 、構(gòu)成形式、構(gòu)成形式: 3)They call me Tom.4)He runs very fast.注意:在一般現(xiàn)在時態(tài)的肯定句注意:在一般現(xiàn)在時態(tài)的肯定句中,當主語是第三人稱單數(shù)中,當主語是第三人稱單數(shù)(she, he, it),行為動詞要加),行為動詞要加-s或者或者 -es2.一般現(xiàn)在時態(tài)的否定和疑問式(1).Be動詞She is a student.變否定:She is not a student .變一般疑問句:Is she a student ?肯定否定回答:Yes ,she is . No ,she isn
3、t.(2).情態(tài)動詞e.g. She can speak Chinese.變否定:She cant speak Chinese.變一般疑問:Can she speak Chinese?肯定否定回答:Yes, she can. No, she cant.(3)行為動詞 e.g. I run very fast.變否定句:I dont run very fast .變一般疑問:Do you run very fast ?肯定否定回答:Yes, I do. No, I dont.e.g. She likes Maths.變否定句:She doesnt like Maths.變一般疑問:Does sh
4、e like Maths?肯定否定回答:Yes, she does. No, she doesnt.注意:在一般現(xiàn)在時態(tài)中,當謂語動詞是行為動詞的時候,變否定和注意:在一般現(xiàn)在時態(tài)中,當謂語動詞是行為動詞的時候,變否定和一般疑問句時,要借助助動詞一般疑問句時,要借助助動詞dodo和和doesdoes幫忙。當主語是第三人稱單數(shù)幫忙。當主語是第三人稱單數(shù)(she, he, it)(she, he, it)的時候用的時候用doesdoes,其他人稱用,其他人稱用do. do. 借助助動詞借助助動詞dodo和和doesdoes以以后,動詞要用動詞原形。后,動詞要用動詞原形。 、一般現(xiàn)在時態(tài)的用法:、表
5、示目前或現(xiàn)在存在的狀態(tài)或特征. e.g. She is often late.、表示客觀存在及普遍真理。 e.g. The earth is round.、表示現(xiàn)在經(jīng)常和習慣性發(fā)生的動作,常與 sometimes, often, usually, always, everyday 等時間狀語連用。、在時間狀語從句中表示將來發(fā)生的動作。 e.g. If it doesnt rain tomorrow, well go to the park.、表示按時間或計劃將要發(fā)生的動作,常與時 間狀語連用,常用動詞為: come, begin, go, leave, arrive, stop, start,
6、 return, E.g. Our holidays begin in a week. 、 就單詞的正確形式填空1.He _ (look) tired. 2.The earth_ (go) round the sun.3. _ (may) I have your pen?4.Practice _ (make) perfect.5.They usually_ (come) to school earlier.6.Class_ (begin) at eight every morning.7.When he _ (come), well go out to meet him.8.How _(be)
7、 your father ?9.There _(be) a school there.looksgoesMaymakescomecomesbeginsisis一、寫出下列動詞第三人稱單數(shù)的變化形式be have comego stay teach write take study watch fly play二、將下列句子變成否定式和一般疑問句 1Her name is Li Ling.2We go to school at night.3My brother works in a factory.Her name isnt We dont MyShe can play basketball.
8、She cant play basketball.Can she play basketball ? 三、單項選擇 1. The Browns_a nice car and Browns brother _ a nice jeep. A. have, have B. has, has C. have, has D. has, have2. If their house_not like ours, what_ it look like? A. is, is B. is, does C. does, does D. does, is3. - _ you think he will come? - If it _ tomorrow, he will not come. A. Do, rains B.Are, rains C. Do, will rain D.Are, will rain4. The little child_ not even know that the moon _ around the earth. A. do, move B. do, moves C. does, moves D. did, moved 、 HOMEWORK Thank You Good bye!