初中现在进行时讲解与练习课件.ppt
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- 初中 现在 进行 讲解 练习 课件
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1、现在进行时的复习课件蔡晨霞We are having a class.We are having an English class.What are we doing now?What class are we having now?We are reviewing the present continuous tense.Review of the Present Continuous TenseShe readisingnow.Heplay football isingnow.He do his homeworkisingnow.He eatisingnow.1.表示现在正在进行的动作和发
2、生的事表示现在正在进行的动作和发生的事eg:-What are you doing? -I am reading a book.2.有时表示现阶段正发生的事有时表示现阶段正发生的事,但此刻动作不一定但此刻动作不一定正在进行正在进行eg:He is teaching at the school. We are learning Unit5 these days.3.现在进行时的句子中常有现在进行时的句子中常有now,或在句首常出现或在句首常出现Look! Listen!等提示词等提示词eg:Listen! Danny is singing in the room. He is doing his
3、 homework now.现在进行时的基本结构现在进行时的基本结构: :(助动词)be (not) + (现在分词)V-ing助动词be随人称变为 is, am, areWhats the structure of the present continuous tense?1.直接加直接加 ing eg:look looking2.如果动词末尾有不发音的如果动词末尾有不发音的e ,则去则去e加加 -ing3.以动词闭音节结尾以动词闭音节结尾,且末尾只有一个辅音字母的且末尾只有一个辅音字母的,应双应双写此字母写此字母,再加再加 ing. eg:sit sitting 口诀教你学口诀教你学doi
4、ng 进行时很好记进行时很好记,be加动词加动词-ing; 直加双写去哑直加双写去哑e,分词构成须仔细分词构成须仔细; 别说别说 be 词无词义词无词义,主语和它最亲密主语和它最亲密; 变疑问变疑问 be 提前提前,否定否定 not 再再 后添后添; 何时要用进行时何时要用进行时 look,listen,now标志标志.动词-ing形式的构成一般在动词原形后+ing do ask doing asking以不发音的e结尾的,去e,+ing write take dance writing taking dancing重读闭音节以一个辅音字母结尾的,双写这一字母+ing get run swim
5、 put getting running swimming putting 小试牛刀: 写出下列动词的分词形式写出下列动词的分词形式 talk_ sleep _ watch _ sit _ listen _ make _ laugh _ lie _ cry _ sing _ cut_ write_ talking sleeping watching sitting listening making laughing lying crying singing cutting writing 现在进行时 肯定句be(is am are)+ving否定句be +not +ving一般疑问句Be+主语
6、+ving ? 特殊疑问句特殊疑问词+be +主语+ving ?现在分词vingLets play a game:Who is the guessing champion?Are they + v-ing?Is it/he/she + v-ing?Are they dancing?What are they doing now?Yes, they are.NO, they arent.Yes, they are.What is the cat doing?Is it eating something?Yes, it is. No, it isnt.Yes, it is. Whats she d
7、oing?Is she eating noodles?No, she isnt.She is reading a book.Shes not writing.What is she doing?What are they doing?They are playing basketball.They arent playing soccer.现在进行时口诀现在进行时口诀v现在进行时正在发生事,现在进行时正在发生事,vLook, Listen, now是标志,是标志,vBe+vt-ing不分离。不分离。v两个错误要回避,两个错误要回避,v一是掉一是掉be,二是掉二是掉ing. now look l
8、istenat the momentthese daysthis week现在进行时“标志”HAVE A TRY!TRY TO BE NO.1一一.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.The twins_(have)breakfast.3.-_he _(clean) the blackboard? -No,he isnt.4.Tom_(play)the piano in the room.Please ask him to come here.5.Listen! They_(sing)in the classr
9、oom.is runningis runningare havingare havingIsIs cleanincleaning g is playingis playing are singingare singing 二二.选择填空选择填空.1.My mother is _TV.A.looking at B.seeing C.reading D.watching2.-_you _a book? -Yes,I am.A.Do,read B.Are ,read C.Are ,reading D.Are ,looking3.Kate _,the others _.A.sing,listen B.
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