现在进行时 一．意义——当表示现在正在进行的动作或正在发生的事二．:be (am, is ,are )+动词现在分词-ing形式 肯定句：主语 + be + 现在分词V-ing (+ 其他) eg: The children are playing in the park . 否定句：主语+be+not+动词-ing +其他. eg:The children are not playing in the park. 一般疑问句：Be+主语+动词-ing +其他? eg:Are the children playing in the park? Yes, they are. /No , they are not. 特殊疑问句：特殊疑问词+be+主语+动词-ing+其他? eg:What are they doing now?三. 现在分词的构成： (1)一般在动词末尾直接加ing,如：play→playing sleep→sleeping look→looking throw→throwing bark→barking listen→listening climb→climbing cry→crying call→calling wash→washing eat→eating brush→brushing drink→drinking comb→combing clean→cleaning go→going do→doing rain→raining talk→talking grow→growing open→opening sing→singing eat→eating walk→walking (2)以不发音字母e结尾的动词，先去掉e,再加ing， 如：bite→biting write → writing have → having dance→dancing (3)以重读闭音节结尾的动词，中间只有一个元音字母，词尾只有一个辅音字母，应双写末尾的辅音字母，再加ing, 如： sitting running swimming shopping 四.时间标志——now，句前的look ,listen 现在进行时专项练习：一、写出下列动词的现在分词：play________ run__________ swim ________eat__________ go_________write________ sit___________ read________ have_________ wash sleep ________ look_________ throw________ bark________ listen_________climb________ bite_______ cry_________ clean call_________sit ________ shop_________ brush drink comb 二、用所给的动词的正确形式填空：1.The children __________________ ( play)in the park now.2. Lingling_______________ ( sit)on a swing now .3. My mother _________________ ( sit )on a bench now.4. What _____ you ______ ( do ) now?5. Look . He _______________( sleep).6.The dog ____________(look) at the children now.7.Look! Mingming ________________(throw )stones at the dog .8.What is our granddaughter doing? She _________(drink ) water.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 listening . (改为否定句) _________________________________________________________________ 一般现在时一．意义 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 二. 构成及变化 1.be动词的变化 肯定句：主语+be(am,is,are)+其它如：I am a boy.我是一个男孩 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 ①当主语为第一，二人称及复数时，助动词为do 肯定句：主语+动词原形(+其它)如： We often play basketball after school. 否定句：主语+ don't+动词原形(+其它) 如：we don’t play basketball after school. 一般疑问句：Do +主语+动词原形+其它? 如： Do you often play basketball after school l? Yes, we do. / No, we don't. 特殊疑问句：疑问词+以do开头的一般疑问句? 如： What do you often do after school ?②当主语为第三人称单数时 ,助动词为does 肯定句：主语+动词三单式(+其它)。
如： He swims well. 否定句：主语+ doesn’t+动词原形(+其它)如：He doesn’t swim well.. 一般疑问句：Does +主语+动词原形+其它 如：Does he swim well ? Yes, he does. / No, he doesn't. 特殊疑问句：疑问词+以does开头的一般疑问句? 如： How does your father go to work?三. 第三人称单数的动词变化规则(只有在第三人称为主语的肯定句中，动词才用三单式) (1)多数动词直接加s: 如：run→runs get→gets like→likes make→makes leave→leaves wave→waves eat→eats clean→cleans start→starts take→takes play→plays climb→climbs tell→tells say→says look→looks pick→picks turn→turns (2)结尾是s, x, sh, ch, o,前为辅音字母,结尾加es :watch→watches go→goes do→does wash→washes brush→brushes (3)动词末尾y前为辅音:将y改为i加es: study→studies fly→flies carry→carries cry→cries 但在y前如果为元音则直接加s:buys says (4)不规则变化have→has 四.时间标志：always , usually , often , sometimes ,every… 一般现在时专项练习：一、 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.二、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) ___________________________________________________三、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. _________________ 一般过去时一． 一般过去时表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用。
二． 构成及变化 1．Be动词在一般过去时中的变化： ⑴am 和is在一般过去时中变为waswas not=wasn’t） ⑵are在一般过去时中变为werewere not=weren’t） ⑶带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was或were后加not，一般疑问句把was或were调到句首 2．句中没有be动词的一般过去时的句子 否定句：didn’t +动词原形，如：Jim didn’t go home yesterday. 一般疑问句：在句首加did，句子中的动词过去式变回原形如：Did Jim go home yesterday? 特殊疑问句：⑴疑问词+did+主语+动词原形？如： What did Jim do yesterday? ⑵疑问词当主语时：疑问词+动词过去式？ 如：Who went to home yesterday?三．动词过去式变化规则： 1．一般在动词末尾加-ed，如：want→wanted talk→talked stay→stayed miss→missed look→looked ask→asked kill→killed jump→jumped 2．结尾是e加d，如：taste-tasted 3．末尾只有一个元音字母（）和一个辅音字母的重读闭音节，应双写末尾的辅音字母，再加-ed，如：stop-stopped 4．以“辅音字母+y”结尾的，变y为i， 再加-ed， 如：study-studied try→tried worry→worried 5．不规则动词过去式：am/is→was are→were do→did see→saw say→said give→gave fly→flew sit→sat have→had feel→felt have→had go→wentget→got come→came eat→ate take→took run→ran sing→sang put→put make→made read→read write→wrote drink→drank ride→rodedraw→drew speak→spoke bring→brought 过去时专项练习：一．写出下列动词的过去式is\am_________ fly_______ plant________ are ________ drink_________play_______ go________ make ________ does_________ dance________worry________ ask _____ taste_________ eat__________ draw________put ______ throw________ kick_________ pass_______ do ________二、用动词的适当形式填空。
1. It ______ (be) Ben’s birthday last Friday.2. We all ______ (have) a good time last night.3. He ________ (jump) high on last Sports Day.4. Helen ________ (milk) a cow on Friday.5. She likes ______ newspapers, but she ______ a book yesterday. (read)6. He _______ football now, but they _______ basketball just now. (play)7. Jim’s mother _________ (plant) trees just now.8. _______ they ________ (sweep) the floor on Sunday? No, they _____.9. I _______ (watch) a cartoon on Monday.10. We ___________ (go) to school on Sunday.11. It _____ (be) the 2nd of November yesterday. Mr White ________ (go) to his office by car.12. Gao Shan ________ (put) the book on his head a moment ago.13. Don’t ______ the house. Mum _______ it yesterday. (clean)14. What ____ you ______ just now? I _______ some housework. (do)15. They _________ (make) a kite a week ago.16. I want to ______ apples. But my dad _______ all of them last month. (pick)17. _______ he ______ the flowers this morning? Yes, he _____. (water)18. She ____ (be) a pretty girl. Look, she _____ (do) Chinese dances.19. The students often _________ (draw) some pictures in the art room.20.What ______ Mike do on the farm? He ________ cows. (milk)21. I ______ an English teacher now.22. She _______ happy yesterday.23. They _______ glad to see each other last month.24. Helen and Nancy ________ good friends.25. The little dog _____ two years old this year.26. Look, there ________ lots of grapes here.27. There ________ a sign on the chair on Monday.28. Today _____ the second of June. Yesterday ______ the first of June. It _____ Children’s Day. All the students ______ very excited.29. I ______ (watch) a cartoon on Saturday.30. Her father _______ (read) a newspaper last night.31. We _________ to zoo yesterday, we _____ to the park. (go)32. ______ you _______ (visit) your relatives last Spring Festival?33. ______ he _______ (fly) a kite on Sunday? Yes, he ______.34. Gao Shan _______ (pull) up carrots last National Day holiday.35. I ____________ (sweep) the floor yesterday, but my mother ______.36. What ______ she _______ (find) in the garden last morning? She __________ (find) a beautiful butterfly.三、句型转换。
1. There was a car in front of the house just now.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________2. They played football in the playground.否定句：________________________________________________一般疑问句：____________________________________________肯、否定回答：__________________________________________。