动词第三人称单数的变化规则及练习

动词第三人称单数的变化规则及练习动词第三人称单数的变化规则及练习 一 一 使用情况 使用情况 在一般现在时中 当主语是第三人称单数时 谓语动词谓语动词要用第 三人称单数形式 即常在动词原形后加 s 或 es 标志词 usually often always sometimes never every 等 二 变化规则变化规则 1 直接在动词后 直接在动词后 s 例如 like likes play plays 2 以 以 s x sh ch 接尾的动词 接尾的动词 es 例如 wash washes 3 以辅音 以辅音 o 接尾的动词 接尾的动词 es 例如 go goes 4 以辅音字母 以辅音字母 y 接尾的动词 变接尾的动词 变 y 为为 i es 例如 fly flies 以元音字母以元音字母 y 接尾的动词后接尾的动词后 s 例如 play plays 5 除上述规律外 还应注意下面三点 1 动词动词 have 遇到主语是第三人称单数时 要用 遇到主语是第三人称单数时 要用 has 动词动词 be 的第三人的第三人 称单数形式是称单数形式是 is 2 含有动词第三人称单数形式的句子变否定句时 要用含有动词第三人称单数形式的句子变否定句时 要用 doesn t 动词原形动词原形 如 He goes to school at six in the morning 变否定句 He doesn t go to school at six in the morning 3 对含有动词第三人称单数形式的句子提问时 要用助动词对含有动词第三人称单数形式的句子提问时 要用助动词 does 如 She goes home at five every day 对划线部分提问 When What time does she go 注意 注意 不规则变化 have has be is do does I 写出下列动词的第三人称单数 s 和现在分词 ing go do play jump swim run put sing dance come get have fly study read write look drink eat walk like II 选择 1 Ben a new book A have B has C haves D were 2 Ben and Mary some books A have B has C are D were 3 I some stories every day A have B has C are D were 4 I ice cream A like B likes C liking D likees 5 Kitty English every day A read B reades C reading D reads 6 A man in front of his car A walk B walks C walking D work 7 Sam s bicycle a bell A have B has C having D is having 8 I every day A swim B swims C swiming D swimes 9 He his homework every day A does B do C are D is 10 I my homework every day A do B is C does D are 11 They their homework every day A do B does C is D are 11 Lucy with her hands A touch B touching C touches D touchs 12 Superdog the boys A see B sees C seeing D ses 13 Supergirl and Superdog them A saves B save C saving D is saving 14 Jack their cow A sells B sell C selling D are selling 15 Jack up the beanstalk A gets B get C climb D climbs 16 The giant boys A eating B don t eat C eats D eat 17 The goose golden eggs A lay B lays C layed D layes 17 The woman the beanstalk A cut B cutting C are cut D cuts 18 Her mother the beanstalk A take B is take Ctakes D taking 19Jack andher mother happer A does B are C is D have 20 He the beans in the ground A buy B puts C put D buys 二 填空 1 She do homework by herself 2 Jack go home by bike 3 The giant climb up the beanstalk 4 Her mum run to the goose 5 He do not like apple 6 Sam put it under his arm 7 The boy chase it 8 Kitty watch TV everyday 9 He feed them at 8 00 in the morning 10 When do he get up 11 Grandma Wang live in Pudong 12 The girls give the key to Grandpa 13 That key open the old box 14 She say I like these puppets 15 What do Alice find 16 Which toy do she like 17 He doesn t know her name 18 John can t find his watch 19 Where do Grandma live 20 How does he go to the post office 三 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 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 does No he doesn t 注 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 don t doesn t 一 把下列句子改成一般疑问句并做肯定 否定回答 1 I usually get up at six o clock Do you usually get up at six Yes I do No I don t 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 No 二 否定句 在动词前 doesn t 或 don t 1 She do her homework every day 2 He live in Huanggang 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 doesn t 4 Does Danny see the apple tree 四 按照要求改写句子 1 I do my homework every day 改为一般疑问句 作否定回答 2 She likes milk 改为一般疑问句 作肯定回答 3 Amy likes playing computer games 改为一般疑问句 作否定回答 4 We go to school every morning 改为否定句 5 I like taking photos in the park 对划线部分提问 6 John comes from Canada 对划线部分提问 7 Simon and Daniel like going skating 改为否定句 五 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 like going fishing 3 He likes play games after class 4 Mr Wu teaches us English 5 She doesn t do her homework on Sundays 二 用 do 或 does 的适当形式填空 1 you 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 newspapers on Saturday 三 句型转换 1 I go to school by bus 用 He 做主语变否定句 2 Kim plays baseball very well 变一般疑问句 3 David doesn t like learning French 变肯定句 4 Alan doesn t watch TV on school nights 变肯定句 5 We have enough time to do it 变否定句 6 Snoopy has a car 对划线部分提问 7 Do you have a pencil 把主语改成 she 四 动词的适当形式填空 Jim s 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