1、英语第三人称单数专项练习不规则变化不规则变化：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。常见的如下Do-does have-has go-goes like-likes are，am-is 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： 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
2、猫。 二、单个人名、地名或称呼作主语；是第三人称单数。如： Han Mei looks like her 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。 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： A horse is a useful animal. 马是有用的动物。 This book is yours. 这本书是你的。 That car is red. 那辆小汽车是红色的。 The cat is Luc
3、ys. 这只猫是露茜的。 四、不定代词 someone, somebody, nobody, everything, something 等及指示代词 this, that 作主语时，是第三人称单数。如： 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。 五、不可数名词作主语时为第三人称单数。如： The milk is in the glass. 牛奶在玻璃杯里。 The bread is v
4、ery 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： “6“ is a lucky number. “6“是个吉利数字。 “I“ is a letter. “I“是个字母。 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; worr
5、yworries3、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，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巩固练习题： I.写出下列动词的相应形式： 1. 第三人称单数： wa
6、sh_ match _guess_ study_ finish_ go_ snow_ carry_ II. 用所给动词的适当形式填空： 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. 5. we _(wait) for our teacher, a little boy _(run) up to us. 6. Dont make a noise. Grandpa _(s
7、leep). 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. 12. There _ (be) a football match on TV this evening. 14. Who _ (dance) the best in your class? 15. Will you come
8、if he _ (not come)? 16. The teacher told us the earth _ (move) round the sun. 练习I. 写出第三人称单数：wash_ match _guess_ study_ finish_ go_ snow_ carry_II. 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 school. (play)4. Y
9、our 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)III. 完成句子 1该吃晚饭了。Its time 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
10、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 every day.Do you go to school every day? Yes, I do. (No, I dont) Yes, he does. (No, he do
11、esnt)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。例子：1I usually get up at six oclock.Do you usually get up at six ?Yes, I do . /No, I dont .2. We usually write e-mail
12、s on Saturday evening.3. They have the same hobby.4.Suhai and Su yang like listening to music after school.5.Helen usually watches TV in the evening.二、用词的适当形式填空。1.What time_ his father_(do) the work?2.He _(get) up at five oclock.3._you_(brush) your teeth every morning.4.What _ ( do ) he usually _( d
13、o ) 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 ) TV with her parents.8._Mike_( read ) English every day?9.How many lessons_ your classmates_( have ) on Monday?10.We often_ (
14、play ) football in the playground.三选择( ) 1. _ you have a book?A. Do B. Are C. Is D. Have( )2. They _ on a farm.A. working B. is work C. work D. is worked( ) 3. Does Peter like to watch TV?_.A. Yes, he like B. No, he doesnt C. Yes, hed like D. No, he likes( )4. She doesnt _ her homework in the aftern
15、oon.A. doing B. to do C. does D. do( )5. How _ Mr. Brown _ to America?A. do,go B. is,go C. does,go D. does,goes( )6. Wheres my camera? I_ it.A. am not finding B. am not seeing C. cant find D. cant look at( )7. How_ he go to work?He _ to work by bike.A. does ;go B. do;goes C. do ;go D. does;goes( )8.
16、 _ you usually late for school?No, _.A. Do ; I am B. Does ;not C. Are ; Im not D. Are ; I arent( )9. _ she _ home at six every day?A. Is , leave B. Does , leave C. Is , leaves D. Does , left( )10. Mr. Yang _ English this term.A. teaches our B. teaches us C. teachs us D. teach our填空.1.Let him _(play)
17、basketball.2.Everyone_(know)what he really like.3.Tose girls_(be)my sister.4.That girl_(call)me evety Sunday.5.How_(do)she_(spell)the word?否定句:在动词前+doesnt 或 dont.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
18、 America.6.The girl_ _(look)out of the window and sees many bieds in the sky.7.Jenny runs home and_ _(sit)on the chair.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_(need)a pair of shoes? NO,he doesnt.5.Does
19、 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 are run guess try study catch stay destroy
20、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 Australian boy. He （study ）at Darwin Sch
21、ool.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 teacher, too.He would like （teach）Chine
22、se 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) the apple tree?7. She_ (come) from Am
23、erica.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
24、_ (go) for a walk after supper.15. My mother _ (walk) to the office every day.5)、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 _ _ (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) th
25、e 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) for a walk after supper.10. The train_ _ (leave) at 10:13 am.11. That hat _ _ (look) like a cat.12. Danny _ _ (hurt) his nose.6)、动词的适当形式填空Jims father (work)
26、 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 hi
27、s father. His father (like) to hear Jim talking about his friends and his school. On Saturday or Sunday, they often (play) on the computer. Jim (have) many computer games. But he doesnt (play) them every day. He also (work) hard at his lessons.7)、用动词原形或单数第三人称形式填空。1. Ling Ling and I (have) ten story-
28、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 (study) 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
