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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(fù)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(fù)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(dāng)主語是第三人稱單數(shù)中，當(dāng)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(dāng)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(dāng)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(dāng)主語是第三人稱單數(shù)幫忙。當(dāng)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(xí)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!
七年級英語上冊 一般現(xiàn)在時課件 外研版
