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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,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,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,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,课题：,Life is full of the unexpected.,难点名称：语法（,过去完成时）,1,参赛教师：,时间：,九年级,-,下,册,-,第,12,单元,课题：Life is full of the unexpec,目录,CONTENTS,2,导入,知识讲解,课堂练习,小节,目录CONTENTS2导入知识讲解课堂练习小节,1.,By the time,I_,_,my brother _,.,got up,had gotten,in the shower,now,got in the shower,got up,Past perfect tense,.,导入：,1.By the time I_,my bro,3,2.,By the time,I_,_,_,_,the bus,_,already,_,.,had,got outside,left,now,the bus left,got,outside,2.By the time I_,th,4,3.,By the time,I_,_,_,_,I realized I,_,_ my backpack at home.,h,ad,left,got,to school,now,left my backpack at home,got,to school,3.By the time I_,I,5,1.,构成：,had,过去分词,2.,用法：过去完成时可以表示,过去某一时刻,或,某一动作之前完 成的动作,或,呈现的状态,。也就是说发生在,“,过去的过去,”,。,.,知识讲解：,Past Perfect Tense,过去完成时,1.构成：had过去分词.知识讲解：Past Perf,6,一,1.,规则动词,的,过去式，过去分词,1,),一般情况在动词,V,原形后,+,watch,ed,ed,practice,d,2,)以不发音e结尾的+,3)以辅音加y结尾的,study-,4,)以重读闭音节结尾，末尾只有一个辅音字母,如：,stop,去y变i+ed,stud,ied,双写尾字母，再+ed,ped,d,一1.规则动词的过去式，过去分词1)一般情况在动词V原形后+,7,1.,build,_ _,make,_ _,2.,speak _ _,write _ _,3.,cut _ _,bet _ _,buil,t,buil,t,ma,d,e,ma,d,e,sp,o,ke sp,o,ke,n,wr,o,te wr,it,te,n,cut cut,2,不规则动词,的过去式和过去分词：,A B B,A B C,A A A,A B A,4.,run _,_ _,_,become _ _,r,a,n run,bec,a,me become,bet bet,形式多样，找规律，,分门别类，要牢记！,2.built builtmade made,8,3.与过去完成时连用的时间状语,1.,I had finished reading the novel by nine,oclock last night.,2.We had learned over two thousand English,words by the end of last term.,3.They had planted six hundred trees before,last Wednesday.,before+,过去时间,by+,过去时间,by the end of+,过去时间,3.与过去完成时连用的时间状语 1.I had finis,9,4.,过去完成时态的用法：,1)表示过去的过去，通常由when或by引导的短语或者从句作时间状语或时间状语从句,By the end of last year,I had learned about one thousand English words.,By the time he was twenty,he had won about ten medals.,When I got there,they had already left.,4.过去完成时态的用法：1)表示过去的过去，通常由when或,10,2)常用在宾语从句中,He told me he had already finished his homework.,I realized he had fooled me again.,3)体现在上下文中,I didnt go to the movies yesterday because I had seen it twice.,2)常用在宾语从句中,11,I got to school,now,8:15,8:00 am,The teacher came into the classroom,By the time I,got,to school,the teacher,had come,into the classroom.,.,课堂练习：,Make a sentence with Past Perfect Tense.,I got to schoolnow8:158:00 am,12,6:00 7:00,现在,By the time I got up,my sister,had,already,washed,all the clothes.,Make a sentence with Past Perfect Tense,6:00 7:00 现在,13,I got home,now,9:00pm,8:00pm,My little brother went to bed,By the time I,got,home,my little brother,had gone,to bed.,Make a sentence with Past Perfect Tense,.,I got homenow9:00pm8:00pmMy li,14,When,I got to school,I realized that I,had,left,my,backpack,at home.,By,the time,I got back to school,the bell,had,rung,.,Before,I got to the bus stop,the bus,had,already,left,.,总结：,由,when,by the time,before,等引导时间状语从句时，若描述发生在过去的事，主句常用,过去完成时(had+过去分词),表示动作发生在过去的过去。,IV.,总结与操练,When I got to school,I realiz,15,Practice,Fill in the blanks with the correct forms of the words in the box.,1.By the time I arrived at the party,everyone else _,already_.,2.When he put the noodles into a bowl,he realized he_,to add the green beans.,3.By the time my mother came back from the market,I_ already_ the door to go for my piano lesson.,4.Before she got to the airport,she_ about the earthquake.,5.When she_ the movie theater,she remembered,she had forgotten to feed her dog.,6.Before she got a chance to say goodbye,he_ the building.,had,showed up,rushed out,had found out,arrived at,had gone into,had forgotten,had,16,
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