1、不规则变化：do- does have-has在一般现在时中，当主语是第三人称单数时，谓语动词要用第三人称单数形式，即常在动词原形后加-s或-es。但有些同学们对于哪些主语是第三人称单数还不十分清楚，现归纳总结如下： 一、人称代词he, she, it是第三人称单数。如： 1.He likes watching TV. 他喜欢看电视。 2.She has lunch at twelve. 她十二点吃午餐。 3.It looks like a cat. 它看起来像只猫。 二、单个人名、地名或称呼作主语；是第三人称单数。如： 1.Han Mei looks like her mother. 韩梅看
2、起来像她的母亲。 2.Beijing is in China. 北京在中国。 3.Uncle Wang often makes cakes. 王叔叔经常做蛋糕。 三、单数可数名词或this / that / the+单数可数名词作主语时，是第三人称单数。如： 1.A horse is a useful animal. 马是有用的动物。 2.This book is yours. 这本书是你的。 3.That car is red. 那辆小汽车是红色的。 4.The cat is Lucys. 这只猫是露茜的。 四、不定代词someone, somebody, nobody, everythin
3、g, something等及指示代词this, that作主语时，是第三人称单数。如： 1.Everyone is here. 大家到齐了。 2.There is something wrong with the watch. 这块手表有毛病。 3.This is a pen. 这是一支钢笔。 4.That is an eraser. 那是一块橡皮擦。 五、不可数名词作主语时为第三人称单数。如： 1.The milk is in the glass. 牛奶在玻璃杯里。 2.The bread is very small. 那面包很小。 六、当数字或字母作主语时，看作第三人称单数。如： 1.6
4、is a lucky number. 6是个吉利数字。 2.I is a letter. I是个字母。 单三规则1、大多数动词在词尾加“S”如：stopstops s ; makemakes s readreads z ; playplays z2、以辅音字母加“y”结尾的，要先将“y”变为“i”，然后在加“es”读iz 如：flyflies z； carrycarries z studystudies z; worryworries3、以“s, x, ch, sh”结尾的，在词尾加“es”，发音为iz 如：teachteaches iz; watchwatches iz4、以“o”结尾的动词
5、，加“es”， 如：gogoes z dodoes z注：下面几个动词变为单数时，原词的元音部分的发音发生了较大的变化，请注意记忆。 如：1、do du:does dz 2、say seisays sez以不发音字母“e”结尾的开音节词，如果尾音是s，z时，加“s”后字母“e”发音，与所加“s”一起读做iz。 如：closecloses iz动词第三人称单数形式的练习一、写出下列动词的第三人称单数。drink _ go _ stay _ make _ look _have_ pass_ carry _ come_ watch_plant_ fly _ study_ brush_ teach_w
6、ash_ match _ guess_ study_ finish_ go_ snow_ carry_ 二、用括号内动词的适当形式填空。1.He often _(have) dinner at home.2.We _(not watch) TV on Monday.3.Nick _(not go) to the zoo on Sunday.4._ they _(like) the World Cup?5.What _they often _(do) on Saturdays?6._ your parents _(read) newspapers every day?7.The girl _(t
7、each) us English on Sundays.8.She and I _(take) a walk together every evening.9.There _(be) some water in the bottle.10.Mike _(like) cooking.11.They _(have) the same hobby.12.My aunt _(look) after her baby carefully.13.You always _(do) your homework well.14.I _(be) ill. Im staying in bed.15.She _(go
8、) to school from Monday to Friday.16.Liu Tao _(do) not like PE.17.The child often _(watch) TV in the evening.18.Su Hai and Su Yang _(have) eight lessons this term三、 用所给动词的适当形式填空：1. He_ TV every evening. (watch)2. We always _ to school on foot. (go)3. Tom, with his classmates, often _ football after
9、school. (play)4. Your shoes _ under the bed. (be)5. _ here and _ by me. (come, stand)6. His uncle usually _ to work by bus. (go)7. I always _ up at six in the morning.(get)8. John _ like his father. (look)四、选择() 1. _ you have a book?A. DoB. AreC. IsD. Have()2. They _ on a farm.A. workingB. is workC.
10、 workD. is worked() 3. Does Peter like to watch TV?_.A. Yes, he likeB. No, he doesntC. Yes, hed likeD. No, he likes()4. She doesnt _ her homework in the afternoon.A. doingB. to doC. doesD. do()5. How _ Mr. Brown _ to America?A. do,goB. is,goC. does,goD. does,goes()6. Wheres my camera? I_ it.A. am no
11、t findingB. am not seeingC. cant findD. cant look at()7. How_ he go to work?He _ to work by bike.A. does ;goB. do;goesC. do ;goD. does;goes()8. _ you usually late for school?No, _.A. Do ; I amB. Does ;notC. Are ; Im notD. Are ; I arent()9. _ she _ home at six every day?A. Is , leaveB. Does , leaveC.
12、 Is , leavesD. Does , left()10. Mr. Yang _ English this term.A. teaches ourB. teaches usC. teachs usD. teach our五、填空.1.She_ _(do)her homework every day.2.He_ _(live)in Huanggang.3.He_ _(need)a pair pf shoes.4.Danny_ _(see)the apple tree?5.She_ _(come)from America.6.The girl_ _(look)out of the window
13、 and sees many bieds in the sky.7.Jenny runs home and_ _(sit)on the chair.8.Let him _(play)basketball.9.Everyone_(know)what he really like.10.Tose girls_(be)my sister.11.That girl_(call)me evety Sunday.12.How_(do)she_(spell)the word?六、用括号里所给词的适当形式，写出下列句子的否定句。1.The desk _ _ (have)four legs.2. She _ _
14、 (do) her homework every day.3. Danny_ _ (fall) and breaks his tail.4. He _ _ (live) in Shijiazhuang.5. He _ _ (need) a pair of shoes.6. Danny_ _ (see) the apple tree.7. She_ _ (come) from America.8. My mother and father_ _ (walk) to the office every day.9. Danny and her mother sometimes _ _ (go) fo
15、r a walk after supper.11. That hat _ _ (look) like a cat.七用正确形式填空1. Ling Ling and I (have) ten story-books.2. He (speak) very good English.3. This skirt (look) like Marys.4. Ted (do) his homework after his supper.5. Some of my friends (come) from the USA, but Sam (come) from the UK.6. My brother (st
16、udy) very hard. He (like) Maths very much.7. We (want) to be happy every day.8. Everyone (want) to learn from Lei Feng.9. The Greens (live) in a small village.10. My father is very strong. He can (carry) heavy box easily动词第三人称巩固练习题： I.写出下列动词的相应形式： 1. 第三人称单数： wash_ match _guess_ study_ finish_ go_ sn
17、ow_ carry_ II. 用所给动词的适当形式填空： 1I _(write) to you as soon as I _(get) to London. 2. He doesnt feel well and _(not eat) any food this morning. 3. He _ not _(see) me come in, for he _(read) something with great interest. 4. I _(let) you have the book as soon as I _(finish) it. 5. While we _(wait) for ou
18、r teacher, a little boy _(run) up to us. 6. Dont make a noise. Grandpa _(sleep). 7.Its seven now, Toms family_(watch) TV. 8. It _(take) me two hours to finish my homework last night. 9. What _ your mother _(do) at eight yesterday evening? She _(wash) clothes. 10. _ it _ (rain) when school was over y
19、esterday? 11. What _(do) _ tomorrow? We _ (play) football. 12. There _ (be) a football match on TV this evening. 13. They said they _ (visit) the Great Wall the next summer holiday. 14. Who _ (dance) the best in your class? 15. Will you come if he _ (not come)? 16. The teacher told us the earth _ (m
20、ove) round the sun. 17. They _ (have) a party in the garden if it _ (not rain) tomorrow. 18 She _ (buy) a sweater yesterday. 19. I dont know if Mr.Wang _ (go) to Shanghai tomorrow. If he _ (go), I _ (ask) him _ (take) some books to my daughter, because she _ (study) there. III单项选择： 1.The students wi
21、ll go to the Summer Palace if it _ tomorrow. A.dont rain B. doesnt rain C. wont rain 2. There _ an English film next week. A. will have B. is going to have C. is going to be D. was going to be 3. The picture _ nice. A. looks B. is looked C. look D. is looking 4. She _ down and soon fell asleep. A. l
22、ive B. lain C. laid D. lay 5. They _ the office at nine yesterday morning. A. reached to B. arrived C. went D. get to 6. We shall go to Shanghai on business before you _ back next week. A. wil come B. came C. would come D. come 7. Dont smoke until the plane _ off. A. takes B. took C. was taken D. is
23、 take 8. I saw her _ the room this morning. A. to enter() B. entered C. enter D. enters 9.the teacher asked us _ to school on time. A. to come B. coming C. come D. comes 10. John is always _ others. A. help B. helping C. helps D. to help 11. He told us _ at eight. A. working B. to work C. work D. wo
24、rked 12. Youd better _ at home and _ your homework. A. to stay, do B. stay, do C. to stay, to do D. stay, to do 13. He sat down _ a rest. A. having B. have C. to have D. had 14. Uncle Wang knows _ a washing machine. A. how to make B. to make C. how making D. what to make 15. Jim decided _ Polly to L
25、ing Feng when he was back to England. A. to leave B. left C. leaving D. leave第三人称单数问题一般现在时中，当主语是第三人称单数时，即常在动词原形后加-s或-es。第三人称单数变化，现归纳总结如下：1.人称代词he, she, it是第三人称单数。如：He likes watching TV.他喜欢看电视。She has lunch at twelve.她十二点吃午餐。It looks like a cat.它看起来像只猫。2.单个人名、地名或称呼作主语；用第三人称单数。如：Han Mei looks like her
26、 mother.韩梅看起来像她的母亲。Beijing is in China.北京在中国。Uncle Wang often makes cakes.王叔叔经常做蛋糕。4.不定代词someone, somebody, nobody, everything, something等及指示代词this, that作主语时，第三人称单数。Everyone is here.大家到齐了。 There is something wrong with the watch.这块手表有毛病。This is a pen.这是一支钢笔。 That is an eraser.那是一块橡皮擦。5.不可数名词作主语时为第三人
27、称单数。如： The milk is in the glass. The bread is very small.动词原形变第三人称单数的规则与发音规律同名词单数变复数大致相同，请认真观察。1、大多数动词在词尾加“S”如：stopstops s ; makemakes s readreads z ; playplays z2、以辅音字母加“y”结尾的，要先将“y”变为“i”，然后在加“es”读iz 如：flyflies z； carrycarries z studystudies z; worryworries3、以“s, x, ch, sh”结尾的，在词尾加“es”，发音为iz 如：teac
28、hteaches iz; watchwatches iz4、以“o”结尾的动词，加“es”， 如：gogoes z dodoes z注：下面几个动词变为单数时，原词的元音部分的发音发生了较大的变化，请注意记忆。 如：1、do du:does dz 2、say seisays sez以不发音字母“e”结尾的开音节词，如果尾音是s，z时，加“s”后字母“e”发音，与所加“s”一起读做iz。 如：closecloses iz作业I. 写出第三人称单数：wash_ match _guess_ study_ finish_ go_ snow_ carry_III. 完成句子1该吃晚饭了。Its time
29、 to _ _.2你想来点儿面包吗?Wwould you _ some _ ?3安娜太小，还不能上学。Ann is _ young _ go to school.4约翰跑得和我一样快。John _ as fast as me.5布莱克太太经常在英语上帮助我们。Mrs. black often _ us _ our english .请看下面两组句子，注意区分他们的共同点和不同点。I go to school every day. I dont go to school every day.He goes to school every day. He doesnt go to school e
30、very day.Do you go to school every day? Yes, I do. (No, I dont) Yes, he does. (No, he doesnt)Does he go to school every day?注：1）第三人称单数用了 does 后面就不用动词的s形式了,而用动词原形.2）变为疑问句,要在句首加do does ; 变为否定句, 要在动词前面加do not ,does not, 可以简写为 dont.doesnt课堂练习一、把下列句子改成一般疑问句并做肯定、否定回答。1I usually get up at six oclock.Do you
31、 usually get up at six ?Yes, I do . /No, I dont .2. We usually write e-mails on Saturday evening.?Yes, . No, .3. They have the same hobby.?Yes, . No, .4.Suhai and Su yang like listening to music after school.?Yes, . No, .5.Helen usually watches TV in the evening.?Yes . Nno .二、用词的适当形式填空。1.What time_
32、his father_(do) the work?2.He _(get) up at five oclock.3._you_(brush) your teeth every morning.4.What _ ( do ) he usually _( do ) after school?5.Tom _ ( study ) English, Chinese, Maths, Science and Art at school.6. Kitty sometimes _(go) to the park with his sister.7.At eight at night, she _( watch )
33、 TV with her parents.8._Mike_( read ) English every day?9.How many lessons_ your classmates_( have ) on Monday?10.We often_ ( play ) football in the playground.一般疑问句: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 doesnt.4._he_(
34、need)a pair of shoes? NO,he doesnt.5.Does Danny_(see)the aoole tree?6._she_(come)from America?Yes,she_.7._the girl_(look)out of the window and sees many birds in the sky?No,she_.8._Jenny runs home and_(sit)on the chair?9. My father is very strong. He can (carry) heavy box easily.）写出下列动词的三单形式：have ar
35、e run guess try study catch stay destroy wash match guess finish go carry 2）用动词的适当形式填空：He（be） a boy. He（have） got a book. He (like) to (go) to school.My mother (do not) like red .A boy with two cats (go) home.Two boys and a girl (be) here.Tom with me often (watch) TV.3)、用括号里面的词的适当形式填空Bill Cray is an
36、 Australian boy. He （study）at Darwin School.His father is a worker is a worker. He （work）in a big car factory. His mother is a teacher, she （teach）English in a small town. The Chinese students （work）hard at English. Bills mother is pleased with Chinese students. Bill （say）he （want）to （be）an English
37、teacher, too.He would like （teach）Chinese students, because he （want）to learn Chinese from them.4)、用括号里面的词的适当形式填空1. The desk _(have)four legs.2. She _ (do) her homework every day.3. “This problem is easy, ” _ (say) Ann.4. He _ (live) in Shijiazhuang.5. He _ (need) a pair of shoes.6. Does Danny_ (see
38、) the apple tree?7. She_ (come) from America.8. The girl _ (look) out of the window and sees many birds in the sky.9. Jenny runs home and_ (sit) on the chair.10. The train_ (leave) at 10:13 in the morning.11. That hat _ (look) like a cat.12. Danny _ (hurt) his nose.13. Danny_ (fall) and breaks his tail.14. Danny and her mother sometimes _ (go) for a walk after supper.15. My mother _ (walk) to the office every day.
