一般现在时主语三单的动词变化及练习一般现在时主语单三人称时的动词变化①在一般现在时中，当主语为第三人称单数时，动词要用“ S”型(即第三人称单数形式)。

②所谓动词S”型的构成，与名词变复数相似，即：a) 在动词尾直接加&如：play —plays，want—wants，work —works，know —knows，help—helps，get—getsb) 以字母s、ss、x、ch、sh或o结尾的动词加-es；如：guess— guesses fix ——fixes，teach—teaches, brush — brushes，go—goes, do—does，watch—watches，catch—catchesc) 以辅音字母+ y结尾的动词，先变y为i，再加-es。

如：study —studies，carry —carries，fly —flies，worry —worries第三人称单数练习一•请选出正确的答案：1. She (like / likes) to play football.2. He (like / likes) drinking milk.3. I (like / likes) to watch TV.4. We (like / likes) to play badm inton.5. They (like / likes) to sing son gs.6. She (read / reads) books every day.7. He (play / plays) computer games every day.8. It (liste n / liste ns) to the radio every day.9. Linda (draw / draws) pictures every day.10. Jane and Linda (play / plays) football every day.二•请用动词的适当形式填空。

1. Let him _____ (play)basketball.2. Everyone ___ (kno w)what he really like.3. Those girls ___ (be)my sister.4. That girl ____ (call)me every Sun day.5. How __ (do)she ___ (spell)the word?6. He _______ TV every eve ning. (watch)7. We always _______ to school on foot. (go)8. Tom, with his classmates, ofte n ____ football after school. (play)9. Your shoes _______ un der the bed. (be)10. _____ h ere and ______ by me. (come, sta nd)11. His un cle usually ________ to work by bus. (go)12. I always ______ up at six in the mornin g.(get)13. Joh n _______ like his father. (look). 请用have 或has填空。

1. I ________ a nice picture.2. He ________ a good friend.3. They _________ some kites.4 . We ______ s ome flowers.5 . She ________ a duck.6 . My father _________ a new bike.7. Her mother _________ a vase.8. Our teacher ________ an English book.9. Our teachers ________ a basketball.10. ______________________ Their parents some story books.11. Nancy ______ many skirts.12. _____________ David some jackets.13. _________________ My friends a football.14. What do you _______ ?15. What does Mike ________ ?四.否定句：在动词前+doesn't或don't.1. She __________ (do)her homework every day.2. He __________ (live)i n Shan ghai.3. He __________ (n eed)a pair pf shoes.4. Danny __________ (see)the apple tree?5. She __________ (come)from America.6. The girl _________ (look)out of the win dow and sees many birds in the sky.五.Do还是Does我来选。

1. [Do/Does] ______ he watch TV at night? Yes he does.2. [Do/Does] ______ you go to school everyday? No, I don't.3. [Do/Does] ______ Jack and Peter like 即ples?4. [Do/Does] ______ Ti na go swimmi ng on Sun day?5. [Do/Does] they play football? Yes, they __ [do/does].6. [Do/Does] we have a good teacher? Yes, we [do/does].7. [Do/Does] they jump rope ? No, they _[do no t/does no t].8. [Do/Does] your dog walk in the zoo?9. [Do/Does] I have a big no se? No, you [do no t/does no t].10. [Do/Does] your cats eat fish? Yes, they .[do/does].11. [Do/Does] their mothers go shopp ing? No, they [do no t/does no t].12.I [do not/ does not] speak Japa nese. [Do/Does] you speak Japa nese?六.请用动词的适当形式填空。

1.thedesk (have)four legs?Yes, it does.2. she (do)her homework every day?Yes, she does.3. he (live)i n Jinan?No, he does n't.4. he (n eed)a pair of shoes?NO, h e does n't.5. Does Danny (see)the apple tree?6. she (come)from America?Yes, she ___ .7. ____ the girl ____ (look)out of the wi ndow and sees many birds in the sky? No, she ____ .8. Jenny runs home and ____ (sit) on the chair?七、选择题：1.1 ____ to school every day.A. goB. goesC. going2. He ____ teeth every morning.A. brushB. brushesC. brush ing3. The birds ___ singing.A. likeB. likesC. like to4. What does Lily _____ doin g?A. likeB. likesC. to5. _____ you like eati ng apples?A. DoB. DoesC. Doing6. _____ he swim every after noon?A. DoB. DoesC. Doing7. Tom likes ____ in the classroom.A. si ngi ngB. singC. to si nging8. -Does Sally like swimming?--No, she .A. doB. doesC. does n t9. Peter and Mary _____ milk every day.A. drinkB. drinkingC. drinks10. ____ they read En glish every day?A. DoesB. AreC. Do八、把下列句子变为否定句：1. She draws pictures every day.2. We like playing football.九、把下列句子变为一般疑问句，并做肯定回答1. Linda swims every day.2. They like play ing games.。