动词第三人称单数形式讲课讲稿

1、动词第三人称单数形式动词第三人称单数形式主语有三单，动词也有三单，快点来习惯，体会在心里，一定要过关.一、概念动词第三人称单数：主语是第三人称单数，即谓语动词的发出者是 it、Sh8 he、可数名词单数、不可数名词等表示单数概念的词时，实义动词后面 要加-s或-eso （注意：若主语不是第三人称单数形式，就直接用动词原形；若 主语是三单，后有will等情态动词修饰时，动词也用原形。） 二、动词三单变化规则（只有一般现在时才有第三人称单数）动词第三人称单数的变化规则及发音规律，同名词单数变复数大致相同， 请认真观察。1、大多数实义动词在词尾加“ s”，在清辅音后发音为/ s / ,在浊辅音及元音

2、因 素后发音为 / z /。如：speaQspeaks /s/ ; com铲 comes /z/ ; pla尸 plays /z/ 2、以辅音字母加“y”结尾的动词，要先将y”变为广,然后再加e's”，读z/。如：study- studjes /z/ ; fly-flies /z/3、以s, x, ch, sh”结尾的动词，在词尾加es，发音为iz /。如：teachr teaches /iz/ ; watchP watches /iz/4、以o”结尾的动词在词尾加es。常出现的两个以“o”结尾的动词go和do后加es”，读z/。如：gofgoes /z/ ; dgdoes /z/ 5

3、、记住最为特别的be的三单is ; have的三单是has注意(1)下面两个动词变三单时，原词的元音部分的发音发生了较大的变化，要记忆。如：do/du:/ fdoes/d z/ ; say/seiM says /sez/(2)以不发音字母 "曲尾的开音节词，如果尾音是s, z时，加"暗字母"喙音，与所加“s起读做iz。如：close - closes iz三、动词第三人称单数的句子结构。1、肯定/否定句(单+is +表语.三单I动词第三人称单数+其他.三单+is+not+表语. 三单+doesn't创词原形+其他.2、一般疑问句1)当谓语动词是be动词时，

4、一般疑问句结构为“Is+三单+表语？ ”。它的肯定 回答为：Yes,三单+is.;否定回答为：No,三单+isn't.。2)当谓语动词是实义动词时，在肯定句句首加助动词does,即Does+三单+动词原形+ 其他？ "。它的肯定回答为：Yes,三单+does.;否定回答为：No, 三单+doesn't.。3、特殊疑问句特殊疑问词+一般疑问句四、要点1) 一定要看准句子的主语是第三人称而且还是单数；2）经常与频率副词连用：always （一直，总是），usually （通常），often （经常），sometimes （有时），seldom （很少），hardly （几

5、乎不），never （从不），once a day。大一次），twice a week。周两次），three times a month（个月三次）如:I often speak Chinese.我经常说汉语。练习题I、写出下列动词的第三人称单数go 一 play swim miss danceget flybelook eat diedo teach_ jumpsing _ worry_ havestudy write drink _ walk live buy _ make beginfinish一 sit _lovecom_ stopleave_ start1_ draw _ catch

6、 dig . 一 give hear_ learn_ call open_read_tell show shout_ find help_ keep matchcry_ smile check_ pick push vote_judgebuy carry borrow listen_II、用动词的止确形式填空。wash1、I(go) home by bus.2 Jack_(go) home by bike.3、When _(do)he get up?4 Her mum _(run) to the goose5、He(do not)like apples. 6Sam_(put) it under

7、 his arm.7、The boy(chase) it.8 Kitty(watch)TV everyday.9、John cant(find) his watch.10、Where(do)Grandma live?11、Miss Wang(live) in America now. 12、The girls(give) the key to Sally.13、 That key (open) the old box. 14、 She (say)“I like thesepuppets”.15、 What(do)Alice find?16、 Which toy(do) she like?17、

8、 He doesn t(know)her name. 18、. Mike ( cook ) in arestaurant .19、 He( speak ) Japanese .2、0How does he(go)to the postoffice?21、 He often ( have ) dinner at home . 2、2 Liu Tao ( do ) not likePE(体育).23、 She (do) homework by herself.24、 They (do) homework bythemselves.25、 Kate (walk) to school every da

9、y.26、 Lucy and Lily (walk) to school every day.27、 David and Ben (be ) in Class Four ,Grade Seven .28、 The girl ( teach) us English on Sundays.29、 He(feed)them at 8:00 in the morning.30、 She ( ride ) to school from Monday to Friday .31、 We (not watch ) TV on Sunday .32、Su Hai and Su Yang(work ) in a

10、 shop(t商店).33、There( be) some water in the bott或子).34、The giant (巨人)(climb) up the beanstalk (豆茎).35、 Michael usually(listen) to the radio in the morning.III 、选择正确的单词填到括号里。1、 What does Candy (wants, want ) to be ?2、 He shouldn't(throw, throws ) rubbish on the floo咛地).3、Peter(help, helps ) his mo

11、ther with the housework(务).4、 She never(run, runs ) in the library书馆).5、 We will (fly, flies ) kites on this Sunday .6、 Tom and Mary (has, have ) pen pals in China .7、 They (speaks, speak ) English after class.8、 He (don't , doesn't ) get up early .9、 What ( do, does ) your father do ?10、 Le

12、t us (fly , flies ) kites on this Friday afternoon .IV、将下列句子改为第三人称He的句型(看例句)。例旬：I brush my teeth once a day -r>He brushes his teeth once a day .1、 I come from China. 2、 You have a big black knife.3、 What do you do ?4、 Our parents work in an office .5、 What color are your clothes ?V 、 A ：用括号里所给词的适

13、当形式。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) 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(g

14、o) 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.B:用括号里所给词的适当形式。1、the desk(have)four legs?2、she(do)her homework every day?3、he(live)in Beijing?4、he(need)a pair of shoes?5、Danny(see)the apple tree?6、she(come)from America?7、the girl(look)o

15、ut of the window and see many birds in the sky?8、Jenny_ (run) home and(sit)on the chair?VI、按要求改写句子。1、Daniel watches TV every evening .帔为否定旬)2、I do my homework (家庭作业)everyday .做为一般疑问句，作否定回答)3、She likes milk .（改为一般疑问句，作肯定回答）4、Amy likes playing computer games .帔为一般疑问句，作肯定和否定回答）5、We go to school every m

16、orning .改为否定旬）6、He speaks English very well.帔为否定句）7、She likes taking photos in the park公园）.（对划线部分提问）8、John comes from Canada对划线部分提问）9、She is always a good student改为一般疑问句，作否定回答）10、Simon and Daniel like going shopping .改为否定句，一般疑问句）VII、改错（划出错误的地方，将正确的写在横线上）1. Is your brother speak English?2. Does he li

17、kes going fishing?3. He like playing games after class. _ 4. Mr. Wu teaches us English.5. She don ' t do her homeworSundays. VIII 、 根据所给中文意思，在空白处填入适当词语完成句子。每空一词。1该吃晚饭了。It s time to .2你想来点儿面包吗?Would you some ?3安太小，还不能上学。Ann is young go to school.4约翰跑得和我一样快。John runs fast me.5布莱克太太经常在英语上帮助我们。Mrs. black often us our English .6老师让我们每天说英语。The teacher tells us Englishevery day.7为什么不让孩子们做他们喜欢的事情?let the children do whatthey l