动词第三人称单数及练习(共3页).doc

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1、精选优质文档-倾情为你奉上 Unit5 和Unit6语法的总结和练习（一）第三人称都有哪些词呢？大家都知道，在一般现在时中，当主语是第三人称单数时，谓语动词（实意动词）要用第三人称单数形式，即常在动词原形后加-s或-es或是变y为i加es。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：（注意句中动词的变化）1. He likes cars. 他喜欢车。2. She goes to school at seven. 她七点去上学。3. It has a good name. 它有一个好名字。 二、单个人名、亲朋好友等称

2、呼作主语 是第三人称单数。如：（注意句中动词的变化）1. Pat never throws rubbish on the floor. Pat从不在地板上扔垃圾。2. Miss Wang waters the flowers once a day. 王老师给花一天浇水一次。3. Aunt Mary usually makes cakes. 玛丽阿姨经常做蛋糕。4. My mother washes the dishes everyday. 我妈妈每天都洗碗。（二）动词的第三人称单数？动词第三人称单数形式的构成：动词怎样变成第三人称单数呢？改变后怎样读？动词原形变第三人称单数的规则与发音规律同名

3、词单数变复数大致相同。1. 大多数动词在词尾加“s”在清辅音后发音为s，在浊辅音及元音后发音为 z。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; worryworries3. 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”，读z 如： g

4、ogoes z dodoes z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 daz2、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除上述规律外，还应注意下面：1. 动词 have ，遇到主语是第三人称单数时，要用 has； 动词 be 的第三人称单数形式是is。（三）含有动词第三人称单数形式的句子变否定句和疑问时怎样变？【注意：】只要句子中出现do, does,dont,doesnt, 句子中原来的实意动

5、词要用原形 例如：He likes apples. (改成否定句) He doesnt likes apples。(错) He doesnt like apples。(对)A 否定句：（1）当主语是第一，二或复数时，主语+ dont +动词原形(+其它)。如：I dont like bread. （2） 当主语为第三人称单数时，要用doesnt构成否定句。如： He doesnt often play.B 一般疑问句：（1）当主语是第一，二或复数时，Do +主语+动词原形+其它。如： Do you often play football? - Yes, I do. / No, I dont.

6、(2) 当主语为第三人称单数时，要用does构成一般疑问句。如： - Does she go to work by bike? - Yes, she does. / No, she doesnt.C特殊疑问句：疑问词+一般疑问句。如：How does your father go to work?（四）练习题练习一、 写出下列动词的第三人称单数drink_go_stay_make_look_have_pass_carry_come_watch_plant_fly_study_brush_do_teach_meet_bring_ 练习二、将括号里动词的适当形式填入横线上。1. I _ in th

7、e corridors. (walk)2. He _ in the corridors. (run)3. She _ her face once a day. (wash)4. They _ their teeth once a day. (brush)5. You _ up your clothes once a day. (hang)6. We _ our home work once a day. (finish)7. He _ rubbish in the classroom. (throw)8. She _ rubbish on the floor. (throw)9. I _ ru

8、bbish in the bin. (throw)10. They _ the table once a day. (set)11. Peter never _ in the corridors. (run)12. Mary usually _ the table. (set)13. Pat and Ken _ the plants in the morning. (water)14. The boy _ his hair once a day. (comb)15. Miss Cheng _ TV at home. (watch)16. My sister _ his schoolbag on

9、ce a day. (pack)17. My mother _ dinner for me. (cook)18. My parents _ the house at Chinese New Year. (clean)19. My teachers _ us some gifts. (give)20. My friends _ the table with me. (set)练习三、选择正确的单词填到括号里。1. What does Candy _ (wants, want) to be?2. He shouldnt _ (throw, throws) rubbish on the floor.

10、3. Peter _ (help, helps) his mother at home.4. She never _ (run, runs) in the corridors.5. We should _ (walks, walk) in the corridors.6. He _ (dont, doesnt) get up early.7. How often _ (do, does) your father go to bed? 8. We _ (not watch) TV on Monday.9. Nick _ (not go) to the zoo on Sunday.10._they

11、 _ (like) the World Cup?11. What _they often _ (do) on Saturdays?12._your parents_ (read) newspapers every day?13. The girl _ (teach) us English on Sundays.14. She and I _ (take) a walk together every evening.15. There _ (be) some water in the bottle.16. Mike _ (like) cooking.17. They _ (have) the s

12、ame hobby.18. My aunt _ (look) after her baby carefully.19. You always _ (do) your homework well.20. I _ (be) ill. Im staying in bed.21. She _ (go) to school from Monday to Friday.22. Liu Tao _ (do) not like PE.23. The child often _ (watch) TV in the evening.24. Su Hai and Su Yang _ (have) eight les

13、sons this term.25. He_ TV every evening. (watch)26. John _ like his father. (look)27. He often _(have) dinner at home.练习四、将下列句子改成第三人称He的句型（看例句）例句：I brush my teeth once a day. - 改：He brushes his teeth once a day.1. I comb my hair twice a day._2. They go to school at six in the morning._3. You wash yo

14、ur face and put on your clothes._4. When do you get up?_5. How often do you hang up your clothes?_练习五、 句型转换1. I go to school by bus. (用He做主语)_2. Kim plays baseball very well. (变一般疑问句)_3. She plays sports every day. (变否定句)_4. David doesnt like French. （变肯定句）_5. They like watches. (变否定句)_6. Alan doesnt watch TV in the evening. （变肯定句）_7. We have time to do it. (变否定句)_8. John has a car. （改成疑问句）_ 9. Do you have a pencil? (把主语改成she) _10. Sonia Hall likes hamburgers. (变成否定)_专心-专注-专业