初学现在进行时讲解.pptx
She readisingnow.第1页/共30页Heplay football isingnow.第2页/共30页He do his homeworkisingnow.第3页/共30页He eatisingnow.第4页/共30页第5页/共30页 一、概念（用法）一、概念（用法）1.表示现在（说话瞬间）正在进行或发生的动作。如：He is watching TV now.现在他正在看电视。2.还可以表示当前一段时间内的活动或现阶段正在进行的动作。如：Im reading a book this week.这一周我在看一本书。第6页/共30页 二、构成二、构成 动词现在分词 助动词be随人称变为 am,is,arebe +动词-ing第7页/共30页三、动词的现在分词变化规则 1.do-watch-read-eat-play-2.dance-write-3.run-swim-doing watching reading eating playing running swimming dancing writing 第8页/共30页现在分词的变化规则一般在动词原形后+ing do ask doing asking以不发音的e结尾的，去e，+ing write take dance writing taking dancing重读闭音节重读闭音节结尾，末尾只有一个辅音字母的，双写这一字母，再+ing get run swim put getting running swimming putting第9页/共30页1.音节是读音的基本单位。一般来说，一个元音音素可构成一个音节，一个元音音素和一个或几个辅音音素结合也可以构成一个音节。如：congratulation祝贺kn gr tu le n2.音节按读音可以分为开音节和闭音节。1.闭音节：指元音字母后面有辅音字母（辅音字母r除外）构成的音节，如：leg,cross 2.重读闭音节：指在双音节或多音节词中有一个发音特别响亮的音节，叫重读音节，用重音符号“”标于相应位置，其他音节为非重读音节，如begin/bi gin/;单音节词作重读处理，但不标重音符号，如：stop/stp/.第10页/共30页askingdrawingsinginghavingseeing cleaningexercisingputtingaskdrawsinghaveseecleanexerciseput第11页/共30页Listen!The bird is singing.第12页/共30页 they watch TVingnow.areLook,第13页/共30页They cleanareingnow.第14页/共30页Is he doing his homework?Yes,he is.第15页/共30页Is he listening to the teacher?No,he isnt.He is sleeping.第16页/共30页Are they eating hamburgers?No,they arent.They are eating apples.第17页/共30页Is she taking a shower?No,she isnt.She is washing the dishes.第18页/共30页She is not making breakfast.She is washing the dishes.What is she doing?第19页/共30页What are they doing?They are playing basketball.They are not playing soccer.第20页/共30页四、三种句式1.肯定句：主语+be+动词ing+其他。2.疑问句：Be+主语+动词ing+其他？Yes,主语+be。/No,主语+be+not。3.否定句：主语+be+not+动词ing+其他。第21页/共30页Lets play a game:It/he/she is+v-ing.They are+v-ing.第22页/共30页They are dancing.What are they doing now?第23页/共30页What is the dog doing?It is eating.第24页/共30页Whats she doing?Is she eating?Yes,she is.She is running.No,she isnt.Is she running?Is she jumping（跳）?No,she isnt.第25页/共30页What is the girl doing?Is she doing her homework?Oh,she is eating.No,she isnt.Is she drawing?No,she isnt.第26页/共30页Are they watching TV?What are they doing?No,they arent.Are they playing the drums?Yes,they are.第27页/共30页练一练用括号中动词的适当形式填空：1.Myparents_（watch）TVnow.2.Look.Threeboys_（run）.3.What_yourmother_（do）now?4._yourdog_now?（sleep）5.-_you_（listen）tomusic?-Yes,Iam.arewatchingarerunningisdoingIssleepingArelistening第28页/共30页选择填空：（）1.Who_intheroomnow?A.singingB.singC.issinging（2.Itsnineten.They_amusicclass.A.haveB.havingC.arehaving（）3.Listen!Theboy_.A.cryingB.iscryingC.cries（）4.Donttalkhere.Grandparents_.A.sleepB.issleepingC.aresleeping（）5.Istheman_milk?A.drinksB.drinkC.drinking第29页/共30页谢谢您的观看！第30页/共30页
