现在进行时课件

ThePresentContinuouTense,现在进行时,Meaning概念,现在进行时表示正在进行或发生的动作，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。常与look、now、listen连用。现在进行时的构成：助动词_+_,do_watch_play_,ing,ing,ing,danc_writ_,e,e,ing,ing,run_swim_,ning,ming,1.动词后直接加-ing,2.以不发音的e结尾，去掉e,加-ing,3.重读闭音节，双写最后一个字母，再加-ing,现在分词的构成,现在分词记忆口诀,现在分词很好记，动词后加-ing。词尾若有哑音e,去e再加别忘记。遇到重读闭音节，末尾字母要双写。,Look,theboyisreadingabook.,Structure句型结构,肯定形式：主语+be+doing+其他成分,否定形式：主语+be+not+doing+其他成分Theboyisntreadingabooknow.,一般疑问句：Be+主语+现在分词ing+其他部分？肯定回答：Yes,主语+be否定回答：No,主语+benot,Istheboyreadingabook?,Iamareadingabook.,Whatareyoudoing?,Iamdoingmyhomework.,Whatareyoudoingnow?,Whatishedoing?,Heiscleaningthehouse.,Whatishedoing?,Heiseatingsomemeat.,Theyaresinging.,Whataretheydoing?,Whatsthebirddoing?,Itissinging.,Isthehorserunning?,No,itisdancing.,Look,theyaredacing.,Theyarentsinging.,2.Theboy_apicturenow.(draw),3.Danny_picturesnow.(take),4.Peter_atschoolnow.(run),1.Look!She_abook.(read),Exercise,2.Theboy_apicturenow.(draw),isdrawing,3.Danny_picturesnow.(take),istaking,4.Peter_atschoolnow.(run),isrunning,1.Look!She_abook.(read),isreading,Exercise,Whatisshedoingnow?,GuessingGame,Sheisrunning.,Whatshedoing?,GuessingGame,Heisreading.,-Isthewomanwriting?-No,sheisnt.Sheisreadingabook.,GuessingGame,Sum-up总结,1.概念：表示正在进行或发生的动作。,2.基本结构：be+doing,3.动词现在分词变化规则