初中一般现在时与三单动词的变化规则

1、一般现在时1. 概念：经常、反复发生的动作或行为及现在的某种状况。2. 时 间 状 语 ： always,usually,often,sometimes,every week(day,year,month ),once a week, on Sundays,3. 基本结构： 动词原形 / 第三人称单数形式 (如主语为第三人称单数，动词上要改为第三人称单数形式)4. 否定形式： am/is/are+not; 谓语动词若为动词， 则在其前加don't,如主语为第三人称单数，则用 doesn't ，同时还原行为动词。5. 一般疑问句：把be 动词放于句首；用助动词 do 提问，如主语

2、为第三人称单数，则用does,同时，还原行为动词。三单动词的变化规则1 一般情况下，直接加 -s如 ： play plays ， want wants ， work works ，knowknows，help helps ， get gets2 以 s. x. sh. ch. o 结尾，加 -es如： guess guesses ， fix fixes ， teach teaches ， brush brushes ，go goes ， do does ， watch watches ， catch catches3 .以“辅音字母+y”结尾，变y为i,再加-es如 ： study studi

3、es ， carry carries ， fly flies ， worry worries般现在时用法专练 一、 写出下列动词的第三人称单数drink go stay make look havepasscarry comewatchplantfly studybrushdoteachcatch washlikehavesay learn eat read sing、用括号内动词的适当形式填空。(一)1. He often (have) dinner at home.2. Daniel and Tommy (be) in Class One.3. We (not watch) TV on M

4、onday.4. Nick (not go) to the zoo on Sunday.5. they (like) the World Cup?6. What they often (do) on Saturdays?7. your parents (read) newspapers every day?8. The girl (teach) us English on Sundays.9. She and I (take) a walk together every evening.10. There (be) some water in the bottle.11. Mike (like

5、) cooking.12. They (have) the same hobby.13. My aunt (look) after her baby carefully.14. You always (do) your homework well.15. I (be) ill. I m staying in bed.16. She (go) to school from Monday to Friday.17. Liu Tao (do) not like PE.18. The child often (watch) TV in the evening.19. Su Hai and Su Yan

6、g (have) eight lessons this term.20. What day (be) it today? It s Saturday.(二)1. We often(play) in the playgound.2. He usually (get) up at six o clock.(brush) your teeth every morning.4. What (do) he usually(do) after school?5. Danny (study) English,Chinese,Maths,Science and Artat school.6. Mike som

7、etimes (go) to the park with his sister.7. At eight at night, she (watch) TV with his parents.8. Mike(read) English every day?many lessonsyour classmate(have) on Monday?10. What timehis mother(do) the housework?(四)1. I can take Li Ming there when he( come) to visit.2. your sister(know)English?3. Her

8、 home(远离)her school.4. The pot(not look) like yours very much.5. Where you(have)lunch every day?6. Who(想要)to go swimming?7.she(do) the housework every day?8. Jenny and Danny usually(play) games in the afternoon(五)1. Where(be) John and Jack from?2. His favorite subjects (be) . and music.3. His pen pa

9、l (live) in Toronto.4. he (have) any sisters?5. Ben can (speak) English and Spanish.6. Her brother (not play) sports every day, he only (watch) them on TV.7. My patents want (go) shopping on Sunday.8. She likes (play) computer games.9. When your mother (cook) breakfast every morning?10. There (be) s

10、ome ice cream and hamburgers on the table.11. Mr White always (get) up early in the morning.12. Jack, together with his friends, (go) to park every week.13. Nick (have) lunch at school from Monday to Friday.14. There (be) seven days in a week.15. The students in our school (like) English.三、选择填空：( )1

11、. I to school at 7:00 in the morning.A. goB. going C. goes( )2. They books every day in the library.B. read C. reading( )3. The monkey eating bananas very much.B. likes C. liking( )4. My father to read newspaper after supperevery day.B. likes C. liking( )5. I like watching TV, but my mother like it.

12、A. don tB. doesnC. does（）6. your father drink milk every day?A. do B. are C. does（）7. One of the boysa black hat.A. have B. there is C. there are D. has（）8. We will go shopping if ittomorrow.A. don't rain B. didn't rain C. doesn't rain 't rain（）9. Wang Mei music and often to music.A

13、like; listen B likes; listensC like; are listening D liking ; listen（ ） 10. JennyEnglish every evening.A has study B studiesC study D studied四、按照要求改写句子1. Daniel watches TV every evening.（ 改为否定句 ）2. I do my homework every day.（ 改为一般疑问句，作否定回答）3. She likes milk.（ 改为一般疑问句，作肯定回答）改为一般疑问句，作否4. Amy likes playing computer games.（定回答）5. We go to school every morning.（ 改为否定句）6. He speaks English very well.（改为否定句）7. I like taking photos in the park.（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