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小学英语语法要点讲解和练习

作者:admin 发布时间:2012-12-14 11:03 来源:未知 点击数:
 
一、名词复数规则
  1.一般情况下,直接加-s,如:book-books, bag-bags, cat-cats, bed-beds
  2.以s. x. sh. ch结尾,加-es,如:bus-buses, box-boxes, brush-brushes, watch-watches
  3.以“辅音字母+y”结尾,变y为i, 再加-es,如:family-families, strawberry-strawberries
  4.以“f或fe”结尾,变f或fe为v, 再加-es,如:knife-knives
  5.不规则名词复数:
  man-men, woman-women, policeman-policemen, policewoman-policewomen, mouse-mice
  child-children  foot-feet, tooth-teeth fish-fish, people-people, Chinese-Chinese,
  Japanese-Japanese
  写出下列各词的复数
  I _________him _________this ___________her ______ watch _______child _______photo ________diary ______day________ foot________ book_______ dress ________tooth_______ sheep ______box_______ strawberry _____thief _______yo-yo ______ peach______ sandwich ______man______ woman_______ paper_______    juice___________water________ milk________ rice__________ tea__________二、 一般现在时
一般现在时基本用法介绍
【No. 1】一般现在时的功能
1.表示事物或人物的特征、状态。如:The sky is blue.天空是蓝色的。
2.表示经常性或习惯性的动作。如:I get up at six every day.我每天六点起床。
3.表示客观现实。如:The earth goes around the sun.地球绕着太阳转。
一般现在时的构成
1. be动词:主语+be(am,is,are)+其它。如:I am a boy.我是一个男孩。
2.行为动词:主语+行为动词(+其它)。如:
We study English.我们学习英语。
当主语为第三人称单数(he, she,it)时,要在动词后加"-s"或"-es"。如:Mary likes Chinese.玛丽喜欢汉语。
一般现在时的变化
1.     be动词的变化。
否定句:主语+ be + not +其它。如:He is not a worker.他不是工人。
一般疑问句:Be +主语+其它。如:-Are you a student?
      -Yes. I am. / No, I'm not.
特殊疑问句:疑问词+一般疑问句。如:Where is my bike?
2.行为动词的变化。
否定句:主语+ don't( doesn't ) +动词原形(+其它)。如: I don't like bread.
当主语为第三人称单数时,要用doesn't构成否定句。如:He doesn't often play.
一般疑问句:Do( Does ) +主语+动词原形+其它。如:
- Do you often play football?   - Yes, I do. / No, I don't.
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 doesn't.
特殊疑问句:疑问词+一般疑问句。如:How does your father go to work?
三、动词+s的变化规则
1.一般情况下,直接加-s,如:cook-cooks, milk-milks
2.以s. x. sh. ch. o结尾,加-es,如:guess-guesses, wash-washes, watch-watches, go-goes
3.以“辅音字母+y”结尾,变y为i, 再加-es,如:study-studies
一般现在时用法专练:
一、 写出下列动词的第三人称单数
drink ________ go _______ stay ________ make ________look _________ have_______ pass_______ carry ____come________   watch______ plant_______ fly ________study_______ brush________ do_________ teach_______
二、用括号内动词的适当形式填空。
1. He often ________(have) dinner at home.
2. Daniel and Tommy _______(be) in Class One.
3. We _______(not watch) TV on Monday.
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) 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 Yang _______(have) eight lessons this term.
20. -What day _______(be) it today?
- It’s Saturday.
三、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)_________________________
  4. Amy likes playing computer games.(改为一般疑问句,作否定回答)________________
  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 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 likes going fishing?          __________________
  3. He likes play games after class.      __________________
  4. Mr. Wu teachs us English.             __________________
  5. She don’t do her homework on Sundays. _________________
四、现在进行时
  1.现在进行时表示现在正在进行或发生的动作,也可表示当前一段时间内的活动或现阶段正在进行的动作。
  2.现在进行时的肯定句基本结构为be+动词ing.
  3.现在进行时的否定句在be后加not。
  4.现在进行时的一般疑问句把be动词调到句首。
  5.现在进行时的特殊疑问的基本结构为:
  疑问词不达意 + be + 主语 + 动词ing?
     但疑问词当主语时其结构为:
      疑问词不达意 + be + 动词ing?
动词加ing的变化规则
  1.一般情况下,直接加ing,如:cook-cooking
  2.以不发音的e结尾,去e加ing,如:make-making, taste-tasting
  3.如果末尾是一个元音字母和一个辅音字母,双写末尾的辅音字母,再加ing,如:run-running, stop-stopping
  现在进行时专项练习:
  一、写出下列动词的现在分词:
play________ run__________ swim _________make__________ go_________ like________   write________ _ski___________read________ have_________ sing   ________ dance_________put_________ see________ buy _________ love____________live_______ take_________ come ________   get_________stop_________ sit ________ begin________ shop___________
  二、用所给的动词的正确形式填空:
  1.The boy __________________ ( draw)a picture now.
  2. Listen .Some girls _______________ ( sing)in the classroom .
  3. My mother _________________ ( cook )some nice food   now.
  4. What _____ you ______ ( do ) now?
  5. Look . They _______________( have) an English lesson .
  6.They ____________(not ,water) the flowers now.
  7.Look! the girls ________________(dance )in the classroom .
  8.What is our granddaughter doing? She _________(listen ) to music.
     9. It’s   5   o’clock now. We _____________(have)supper now
  10.______Helen____________(wash )clothes? Yes ,she is .
三、句型转换:
1. They are doing housework .(分别改成一般疑问句和否定句)
2.The students are cleaning the classroom . ( 改一般疑问句并作肯定和否定回答)
3.I’m playing the football in the playground .(对划线部分进行提问)
4.Tom is reading books in his study . (对划线部分进行提问)