七年级英语下册第六单元知识点总结语法-3c

1、 1. 你在做什么？你在做什么？ _2. 我在看电视。我在看电视。 _3. 她在做什么？她在做什么？ _ 4. 她在洗衣服。她在洗衣服。 _5. 他们在做什么？他们在做什么？_6. 他们在听他们在听cd。 _7. 你在做作业吗？你在做作业吗？_8. 是的。是的。/ 不是。不是。 _阅读阅读grammar focus部分，完成下列句子。部分，完成下列句子。im watching tv. what are you doing?whats she doing?shes washing her clothes. theyre listening to a cd. what are they doing

2、?are you doing your homework?yes, i am. / no, im not.9. 我在打扫我的房间。我在打扫我的房间。_10. 他在读报纸吗？他在读报纸吗？_10. 是的。是的。/ 不是。他在打篮球。不是。他在打篮球。_11. 他们在用电脑吗？他们在用电脑吗？ _12. 是的。是的。 / 不是。他们在锻炼。不是。他们在锻炼。_yes, he is./no, he isnt. hes playing basketball.is he reading a newspaper?are they using the computer?yes, they are./no,

3、they arent. theyre exercising. im cleaning my room. is nancy doing homework?no, she isnt. shes writing a letter.lets guess what they are doing.is mary doing homework?no, she isnt. shes playing with a bird.is tom doing homework?no, he isnt. hes drawing.is bill doing homework?no, he isnt. hes eating d

4、inner.现在进行时态现在进行时态一、一、用法：用法：1. 表示现在（说话瞬间）正在进行或表示现在（说话瞬间）正在进行或发生的动作。例如：发生的动作。例如：我正在做作业。我正在做作业。im _ my homework now. 他们在操场上踢足球。他们在操场上踢足球。theyre _ soccer on the playground.2. 也可表示当前一段时间内的活动或现阶段正在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。例如：进行的动作。例如：这些天来，我们在做一架模型飞机。这些天来，我们在做一架模型飞机。we are _ these days.playingdoingmakin

5、g a model plane这个月我们一直在为英语考试而学习。这个月我们一直在为英语考试而学习。 we _ for the english test this month. 二、句子结构：二、句子结构：1. 陈述句：主语陈述句：主语+ be (am, is, are) not + v. ing +我正在洗衣服。我正在洗衣服。_他正在打电话。他正在打电话。 _ 他们没在下象棋。他们没在下象棋。_彼特没在打篮球。彼特没在打篮球。_im washing the clothes. they are not playing chess.are studyinghe is talking on the

6、phone.peter isnt playing basketball. 2. 一般疑问句：一般疑问句：be (am, is, are) + 主语主语 + v.-ing 她正在弹钢琴吗？她正在弹钢琴吗？_你们正在做作业吗？你们正在做作业吗？ _3. 特殊疑问句特殊疑问句特殊疑问词特殊疑问词+ be (am, is, are) +主语主语+ v. ing杰克正做什么事情？杰克正做什么事情？ _他们正在做什么事情？他们正在做什么事情？ _ are you doing your homework? what is jack doing?what are they doing?is she playi

7、ng the piano?三、常用时间状语：三、常用时间状语：now, right now或表示现在情景的或表示现在情景的look, listen等。等。格林先生现在正在写一个故事。格林先生现在正在写一个故事。 _看！他们正在吃早饭。看！他们正在吃早饭。_mr. green is writing a story now.look! theyre eating breakfast.四、与一般现在时态的区别四、与一般现在时态的区别 一般现在时态表示经常性、习惯性的动一般现在时态表示经常性、习惯性的动作；谓语动词为原形或第三人称单数形式；作；谓语动词为原形或第三人称单数形式；时间状语常为时间状语常为

8、usually, often, sometimes, on monday, every day。琳达通常在早上冲个澡。琳达通常在早上冲个澡。 _linda usually takes a shower in the morning. eating in the room.i amhe isshe isit iswe areyou arethey arewhat doing?is he is sheis itare youare theywritetakehavemakecome arrivedanceleave动词现在分词变变变writingtakinghavingmakingcomingar

9、rivingsitshopcutstopputgetbeginswimrun动词现在分词变变变sittingshoppingcuttingstoppingputtinggettingbeginningswimmingrunning动词动词-ing 变化规则：变化规则：1）一般情况加）一般情况加 ing .如如: play-playing watch-watching 以不发音的以不发音的e 结尾结尾,去去e 加加ing.如如: take-taking come-coming3)重读闭音节结尾的动词重读闭音节结尾的动词,末尾只有一个末尾只有一个辅音字母，双写辅音字母再加辅音字母，双写辅音字母再加

10、ing. 如如: run-running swim-swimming重读闭音节三要素：重读闭音节三要素： 1. 必须是重读音节；必须是重读音节； 2. 最后只有一个辅音字母；最后只有一个辅音字母； 3.元音字母发短元音元音字母发短元音 what are you doing? i am watching tv.一般疑问句：一般疑问句：are you watching tv?yes, i am. no,i m not.否定句：否定句：i am not watching tv.he is doing homework.is he doing homework? yes, he is /no, he

11、isnt.he isnt doing homework.特殊疑问句：特殊疑问句：what is he doing ?3. marys parents/ drink tea/ after dinner _4. bill/ talk on the phone/ now _ 5. susan and bob/watch tv / on weekends _3a write sentences following the examples.1. jenny/ clean the house/ now jenny is cleaning the house now.2. bob/ make dinner

12、/ every saturday bob makes dinner every saturday. 1. 本题主要是考查现在进行时态的句子与一般现本题主要是考查现在进行时态的句子与一般现在时态的句子的区别用法。在时态的句子的区别用法。2. 首先，应根据句意及所提供的时间状语来确定首先，应根据句意及所提供的时间状语来确定本句话用什么时态。本句话用什么时态。3小题由时间状语小题由时间状语after dinner可知应用一般现在时态；可知应用一般现在时态；4小题由小题由now，可知应用现在进行时态。可知应用现在进行时态。5小题由小题由on weekends可知应用一般现在时态。可知应用一般现在时态。

13、3. 然后，根据每种时态的句子结构来造句子。然后，根据每种时态的句子结构来造句子。4. 注意根据句子主语的单复数来确定谓语动词。注意根据句子主语的单复数来确定谓语动词。3. marys parents/ drink tea/ after dinner _4. bill/ talk on the phone/ now _ 5. susan and bob/watch tv / on weekends _bill is talking on the phone now.marys parents usually drink tea after dinner.susan and bob watch

14、tv on weekends._ do you want to go tomorrow then?_ ok. see you tomorrow evening!_ im reading a book._ lets go at seven oclock._ no, this book is really interesting. _ what are you doing?_ do you want to go to the movies now?_ sure, what time?3b number the sentences in order to make a telephone conve

15、rsation. then practice it with a partner.1. 先通读一下所有句子先通读一下所有句子, 弄清楚对话的主旨大意。弄清楚对话的主旨大意。2. 根据对话的大意，比较各个句子的意思，先找根据对话的大意，比较各个句子的意思，先找出第一句话或最后一句话，这是最关键一环。出第一句话或最后一句话，这是最关键一环。然后顺藤摸瓜，确定整个对话的顺序。然后顺藤摸瓜，确定整个对话的顺序。 比较可知比较可知what are you doing?是对话的第一句是对话的第一句;而而ok. see you tomorrow evening是最后一句。是最后一句。2. 特别注意部句与答语

16、之间在意思上联系。特别注意部句与答语之间在意思上联系。4. 最后最后, 通读一遍整个对话，看整个对话的意思是通读一遍整个对话，看整个对话的意思是否通顺。否通顺。_ do you want to go tomorrow then?_ ok. see you tomorrow evening!_ im reading a book._ lets go at seven oclock._ no, this book is really interesting. _ what are you doing?_ do you want to go to the movies now?_ sure, wha

17、t time?13254687practice the conversation with your partner.are you making soup?no, im not.3c take turns miming different activities in your group. the others in the group guess what the activities are.are you cleaningyes, youre right.no, im not.are you writing?yes, youre right.are you drawing?no, im

18、 not.are you reading a book?yes, youre right.are you singing?are you?are you?are you?are you?根据示例和图片提示谈一谈你根据示例和图片提示谈一谈你在星期六经常做的事以及你这在星期六经常做的事以及你这个星期六正在做的事情（左侧个星期六正在做的事情（左侧为常做的，右边是正在做的为常做的，右边是正在做的事）。事）。i usually sleep in the morning.but im playing soccer this morning. i usually _.but _. use the compu

19、ter at 10:00im reading a book nowi usually _but _ i usually _but _ _ take the bus to the park.play the guitar after dinner.im riding my bike now.im playing ping pong now.add “ing”do_ watch_ clean_ read_ eat_ play_ run_ swim _ingingingingingingdancing writeningmingdancewriting play swim dance run wat

20、ch eat make talk wait come walk study read beginplayingswimmingdancingrunningwatchingmakingtalkingwaitingbeginningeatingstudyingwalkingcomingreading用所给词的适当形式填空：用所给词的适当形式填空：1.listen! i _ (be) singing.2.we _ (be) listening.3.look!they are _ (read).4.he _ (be) painting now.5.she is _ (see) a movie.6.he

21、 _ (play) soccer now.7.i _ (eat) lunch now.8.its 8 oclock.we _ (watch) tv .9.tom _ (write) a letter now.amarereadingisseeingis playingam eatingare watchingis writingdo some exercises:1.给下列的动词加上形式。write watch swim run have read sit put take clean shop begin 2.用括号里的词的恰当形式填空。it is seven oclock. i (do)

22、my homework.my parents (watch) tv. my sister (sit) on the sofa and i (play) with the cat.3.按要求句型转换。(1)he is doing his homework now.(变为否定句） he doing his homework now.(2)they are watching tv.（对划线部分提问） are they ?(3)she is reading.（变为一般疑问句，并否定回答，用括号 里的词填空） reading? no,she .she (write). writingwatchingsw

23、immingrunninghavingreadingsittingputtingtakingcleaningshoppingbeginning am doingare watchingis sittingis playingis notwhatdoingissheisntis writing一一.用所给动词的适当形式填空用所给动词的适当形式填空.1.look! the cat_(run)up the tree.2.her parents_(have)breakfastnow.3.-_he _(clean) the room? -no,he isnt.4.tom_(play)the piano

24、in the room.please ask him to come here.5.listen! they_(sing)in the classroom.is runningis runningare havingare havingisis cleanincleaning g is playingis playing are singingare singingexercise:1.we _ _(watch) tv 2. he_ _ (do) his homework that girl _ _ (ride) the bike.4.she _ _(fly) a kite in the pa

25、rk now.5.tom and i _ _(clean) our bedroom 6.my mother and i _ _(make) cakes 7.the baby is sleeping and his mother _ _ _(look after) him.8. the twins _ _(sing) under the tree.are watchingis doingis ridingis flyingare cleaningare makingis are singinglooking after1. the tigers are swimming in the river. (变否定句变否定句) _2. his grandpa is drinking now. (变为一般疑问句变为一般疑问句) _句型转换句型转换the tigers arent swimming in the river.is his grandpa drinking now?3. the dog is walking on two legs. (对划线部分提问对划线部分提问) _ 4. linda usually gets up at six. (用用now替代替代usually改写句子改写句子) _5. they usu