人教新目标七年级英语下册Unit6I'mwatchingTV现在进行时态的定义及构成（共15张PPT）.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,5/27/2016,#,ACTION,创新微课,现在开始,现在进行时态的定义及构成,创新,微课,现在进行时态的定义及构成,1,创新,微课,用法与构成,标志性词汇,特例与易错,现在进行时态的定义及构成,创新,微课,现在进行时态的定义及构成,用法与构成,1,）表示现在（,指说话人说话时）,正在发生的事情,。,What,s,your brother do,ing,now?,你弟弟在做什么？,He,is,fly,ing,a kite.,他在放风筝。,创新,微课,现在进行时态的定义及构成,用法与构成,2,）表示当前一段时间,正在进行的动作,，说话时,动作未必正在进行,。,We,are,work,ing,on a farm these days.,最近我都在农场干活儿。,I,m,read,ing,a history book this month.,我这个月在读一本历史书。,创新,微课,现在进行时态的定义及构成,用法与构成,3,）表示反复发生的动作或持续存在的状态，往往带有说话人的,主观色彩,。常与,always,forever,等词连用。,He,is,always tell,ing,lies.,他总是撒谎。,She,is,always think,ing,of others.,她总是想着别人。,创新,微课,现在进行时态的定义及构成,用法与构成,am,is,are,doing,+,Sb+,随着主语的变化,1.,直接加,2.,去,E,加,3.,双写加,4.,变,Y,加,现在进行时的基本结构,:,创新,微课,现在进行时态的定义及构成,口诀,规则,例子,直,1.,一般情况下，直接在动词后加,-ing,。,play,playing,去,2.,动词以不发音的,-e,结尾，要去,-e,加,-ing,。,taketaking,双,3.,重读闭音节的动词，要双写词尾字母，再加,-ing,。,cutcutting,变,4.,以,-ie,结尾的动词，把,ie,变成,y,再加,-ing,。,lielying,diedying,tietying,用法与构成,1,创新,微课,现在进行时态的定义及构成,Is it doing.?,The cat isnt doing,The cat is,doing,Yes,it is.,No,it isnt.,They are doing,They arent doing,Are they doing.?,Yes,they are.,No,they arent.,创新,微课,现在进行时态的定义及构成,标志性词汇,1.,表示现在的时间：,now at the moment Itsoclock,I,am cleaning,the classroom,now,.,2.,表示现阶段的时间：,these days at present,What,are,you,doing,these days,?,3.,有些“祈使句”可提醒是现在进行时。,Sh!be quite!,The baby,is sleeping,.,Hurry up!,The bus is coming.,4.,句子中有,look,、,listen,时，用现在进行时,Look,!The dog,is playing,with a ball.,创新,微课,现在进行时态的定义及构成,特例与易错,一、某些特殊动词，不能用现在进行时。,（,1,）,have,当“,有,”讲时,不能用现在进行时。,I have two books,now,.,（,2,）,“,belong to,”（,属于,），没有现在进行时。,The two apples belong to me,now,.,（,3,）表示“,心理活动,”的词，不用现在进行时。,I want a dog,now,.,以上例子中含有现在进行时的标志词,now,，但不能用现在进行时。,创新,微课,现在进行时态的定义及构成,特例与易错,二、某些介词短语用于“主系表”结构中表示动作正在进行。,They,are at table,.=They,are eating,lunch now.,My mother,is at work,now.=My mother,is working,now.,三、某些动词的现在进行时能表达即将发生的事情，相当于一般将来时。如,arrive,come,do,get,go,have,leave,meet,play,return,see,spend,start,stay,wear,work,等。,We are leaving on Friday.,我们星期五出发。,创新,微课,现在进行时态的定义及构成,练习巩固,1.Listen!Lily _(sing)in the next room.,2.Where is Kate?She _(climb)the hill over there.,3.Its six oclock in the morning.The Blacks_(have)breakfast.,4.He _ always _(talk)in class.,5.Miss Guo _(teach)us Chinese this term.She _(be)a very good teacher.She often _(talk)with us after class.Many of us like_(talk)with her.Now,she _(talk)with Lily.,is singing,is climbing,is talking,teaches,is talking,are having,is,talks,talking,END,同学，下节再见,