英语六年级下册第三单元复习ppt课件.pptx
第三单元复习动词原形 过去式washcleanedcleanplayedplayvisitedvisitwashedwatchedwatch动词原形 过去式learnrowedrowcookedcooklearnedclimbedclimb一般在动词末一般在动词末尾尾+ed动词原形 过去式stoppedstop末尾只有一个元音和一个末尾只有一个元音和一个辅音的重读闭音节,双写辅音的重读闭音节,双写末尾辅音字母末尾辅音字母+ed动词原形 过去式studiedstudy以辅音以辅音字母字母+y结尾的词,结尾的词,变变y为为i+edcarriedcarry动词原形 过去式danceddance以以e结尾的词结尾的词,直接直接+dtastedtaste不规则动词过去式goreadreadsangsingsawseewentdiddogetgotateeat动词过去式变化规则1、一般情况下直接在动词后面、一般情况下直接在动词后面+ed如:如:watch-watchedplay-played2、词尾是词尾是e的单词直接的单词直接+d如:如:dance-danced3、以元音、以元音+辅音字母结尾的词,双写末尾辅音字母结尾的词,双写末尾辅音辅音+ed如:如:stop-stopped4、以辅音字母、以辅音字母+y结尾的词,变结尾的词,变y为为i+ed如:如:study-studied5、特殊动词的变化形式要特别记住、特殊动词的变化形式要特别记住如:如:do-dideat-ate等等练习1.read 2.swim 3.go 4.take 5.sing 6.eat7.buy 8.dance 9.do 10.see readswamwenttooksangateboughtdanceddidsaw短语go swimming-go to a park-go fishing-go hiking-wentswimmingwenttoaparkwentfishingwenthiking给给出下列词的过去式出下列词的过去式row a boattake picturesbuy presentseat good foodplay footballsing and dancerowedaboattookpicturesboughtpresentsategoodfoodplayedfootballsanganddanced一般过去式一般过去时:用来描述过去某个时间一般过去时:用来描述过去某个时间发生的动作或存在的状态。发生的动作或存在的状态。过去时间:yesterday,last week,last weekend,last year,last Sunday,ago等。如:I got up at six yesterday.1 含有含有bebe动词的一般的一般过去去时 am am 和和is is在一般在一般过去去时中中变为waswas。areare在一般在一般过去去时中中变为werewere。Wu Yifan was busy last weekend.Wu Yifan was busy last weekend.2含有行含有行为动词的一般的一般过去式去式 主主语+动词过去式去式+其他其他 如:如:I watched TV yesterday.I watched TV yesterday.一般过去时否定句1 1、句中带有、句中带有was或或were的句子的句子,(was not=wasnt)(were not=werent)She wasnt busy last week.2、句中为行为动词的句子要用、句中为行为动词的句子要用didnt+动词原形动词原形不管不管主语是什么都用。主语是什么都用。I I didnt watch TV yesterday.一般过去时一般疑问句1 1、句中带有、句中带有was或或were的句子的句子把把was或或were提到句首。提到句首。Was Wu Yifan busy last week?2、句中为行为动词的、句中为行为动词的在句首加在句首加did,句子中的动词过去式变回原句子中的动词过去式变回原形形。如如:Did Jim go home yesterday?一般过去时特殊疑问句特殊疑问句:特殊疑问句:疑问词疑问词+did+主语主语+动词原形?动词原形?如如:What did Jim do yesterday?练习Iwenttoparklastweekend.否定句:否定句:一般疑问句:一般疑问句:特殊疑问句:特殊疑问句:Ididntgotoparklastweekend.Didyougotoparklastweekend?Whatdidyoudolastweekend?练习Tom and Mary (come)to China lastmonth.There (be)no one here amomentago.Tom (begin)to learn Chinese lastyear.She (not watch)TV lastnight.camewasdidntwatchbegan练习is are go do read play watch am clean write stop live study have win has fly习题 1.Itwasexciting.否定句:否定句:一般疑问句:一般疑问句:肯、否定回答:肯、否定回答:It wasnt exciting.Was it exciting?Yes,it was./No,it wasnt.习题 1Nancywenttoschoolearly.否定句:否定句:一般疑问句:一般疑问句:肯、否定回答:肯、否定回答:Nancy didnt go to school early.Did Nancy go to school early?Yes,she did./No,she didnt.