動(dòng)詞第三人稱(chēng)單數(shù)的變化規(guī)則及練習(xí)

1、動(dòng)詞第三人稱(chēng)單數(shù)的變化規(guī)則及練習(xí)一、 變化規(guī)則1、直接在動(dòng)詞后+s 例如： like- likes play-plays 2、以s, x, sh, ch, 接尾的動(dòng)詞：+es 例如： wash-washes3、以輔音+o接尾的動(dòng)詞：+es 例如： go-goes4、以輔音+y接尾的動(dòng)詞：變y為i+es 例如： fly-flies動(dòng)詞短語(yǔ)：+s: Plays, skips, sings, gives, starts, likes, buys some toys, gets up comes back home makes noodles, eats lunch drinks coffee beg

2、ins his class , practices the piano+es : watches TV brushes his teeth goes to bed goes to school does my homework does some readingy i+ es: fly flies study studies 注意：不規(guī)則變化：have-has，be-is，do-does寫(xiě)出下列動(dòng)詞的第三人稱(chēng)單數(shù) drink _ go _ stay _ make _look_ have_ pass_ carry _come_  watch_ plant_ fly

3、_study_brush_ do_  teach_practice_二、請(qǐng)看下面兩組句子，注意區(qū)分他們的共同點(diǎn)和不同點(diǎn)。I go to school every day. I don't go to school every day.He goes to school every day. He doesn't go to school every day.Do you go to school every day? Yes, I do. (No, I don't) Does he go to school every day?Yes, he doe

4、s. (No, he doesn't)注：1）第三人稱(chēng)單數(shù)用了 does 后面就不用動(dòng)詞的s形式了,而用動(dòng)詞原形.。2）變?yōu)橐蓡?wèn)句,要在句首加"Do, Does ; 變?yōu)榉穸ň? 要在動(dòng)詞前面加"do not ,does not", 可以簡(jiǎn)寫(xiě)為 "don't, doesnt。課堂練習(xí)一一、把下列句子改成一般疑問(wèn)句并做肯定、否定回答。1I usually get up at six oclock.Do you usually get up at six ?Yes, I do . /No, I dont .2. We usually writ

5、e e-mails on Saturday evening ？ Yes, No, 3. They have the same hobby. ？ Yes, No, 4. Su Hai and Su yang like listening to music after school. ？ Yes, No, 5. Helen usually watches TV in the evening. ？ Yes, No, 二、否定句:在動(dòng)詞前+doesn't或don't.1. She_ _(do)her homework every day.2. He_ _(live)in Huangga

6、ng.3. The girl_ _(look)out of the window and sees many birds in the sky.4. Jenny runs home and_ _(sit)on the chair.三、一般疑問(wèn)句:1._the desk_(have)four legs?  Yes, it does.2._she_(do)her homework every day?Yes, she does.3._he_(live)in Huanggang?  No, he doesn't.4. Does Danny_(see)the apple t

7、ree?四、按照要求改寫(xiě)句子：1. I do my homework every day.(改為一般疑問(wèn)句，作否定回答)_2. She likes milk.(改為一般疑問(wèn)句，作肯定回答)_ 3. Amy likes playing computer games.(改為一般疑問(wèn)句，作否定回答)_4. We go to school every morning.(改為否定句)_5. I like taking photos in the park.(對(duì)劃線部分提問(wèn))_6. John comes from Canada.(對(duì)劃線部分提問(wèn))_7. Simon and Daniel like goin

8、g skating.(改為否定句)_五、改錯(cuò)(劃出錯(cuò)誤的地方，將正確的寫(xiě)在橫線上)1. Is your brother speak English?         _2. Does he likes going fishing?             _3. He likes play games after class.     &

9、#160;   _4. Mr. Wu teaches our English.                _5. She doesnt does her homework on Sundays. _課堂練習(xí)二一、寫(xiě)出所給詞的第三人稱(chēng)單數(shù)形式sit swim read make run write have go do watch cry study play say wash 二、用do或does的適當(dāng)形式填空1. _ y

10、ou ride a bike to school? Yes, I _.2. _ your sister like PE? No, she _.3. What_ the students have? They have some pens.4. How_ Linda go to school? She goes to school on foot.5. He _ not speak English. He speaks Chinese.6. _ they watch TV on Sundays? Yes, they _.7. My father and mother _ not read new

11、spapers on Saturday.三、句型轉(zhuǎn)換1. I go to school by bus. (用He做主語(yǔ)變否定句) _2. Kim plays baseball very well. (變一般疑問(wèn)句) _3. David doesnt like learning French. （變肯定句） _4. Alan doesnt watch TV on school nights. （變肯定句） _5. We have enough time to do it. (變否定句) _6. Snoopy has a car. （對(duì)劃線部分提問(wèn)） _ _7. Do you have a pen

12、cil? (把主語(yǔ)改成she) _ _四、動(dòng)詞的適當(dāng)形式填空J(rèn)ims father  (work) in a bank. He (go) to work by bus every morning, sometimes he  (ride) his bike. But he  (be) never late for work. He (work) very hard.Jim  (like) his father very much. They often （play） badminton（羽毛球）in front of their house, sometimes they (play) table tennis in Jims school. Jim  (like) to talk with his father. His father (like) to hear Jim talking about his friends