爱问共享资料新目标七年级（上）英语Unit3课件4文档免费下载，数万用户每天上传大量最新资料，数量累计超一个亿 ，oneorangetwopearssixpearstwoclockssixcomputersfivecupsthreeapplesfourbananasnineapplesthreeboystwogirlsonedogonecattwocatsthreecarsfourbikesfivebirdssixpenssevenappleseightorangesnineboxestenbusesWhatsthisItsabananaWhataretheseTheyarebananasWhatsthatItsanorangeWhata...
oneorangetwopearssixpearstwoclockssixcomputersfivecupsthreeapplesfourbananasnineapplesthreeboystwogirlsonedogonecattwocatsthreecarsfourbikesfivebirdssixpenssevenappleseightorangesnineboxestenbusesWhatsthisItsabananaWhataretheseTheyarebananasWhatsthatItsanorangeWhatarethoseTheyareorangesWhatarethoseWhatsthatItsawatchTheyarewatchesdictionarydictionariesfamily--families以辅音字母＋y结尾的词变y为i在加esclass–cl
asseswatchwatches以sshchx等结尾的加esmap–mapsdesk–deskstree–treesboy–boysgirl–girls一般情况加s可数名词有单数和复数两种形式名词的复数形式的部分规则如下不规则变化manmenwoman–womenphoto–photosfootfeetaChinese–threeChinesechild--childrenWhataretheseWhatsthisItsapenTheyarepensThisisJimsfriendThesearehisfriendsThisishissisterThesearehissistersDoittogetherThatisababyThosearebabiesThatisadogThosearedogsDoittogetherWhataretheseWhatsthisItsamapTh
eyaremapsjeepsbikesapplespensbagsboxesclassesbuseswatchesfishesbabybabiescountrycountriestomatoespotatoesknifeknivesleafleaves你看出规律了吗1一般直接在名词后面加S2以sxchshss结尾的单词必须加上es3以辅音字母y结尾的单词把Y变成i再加es4以辅音字母O结尾的单词后加esphoto除外5以f或fe结尾的单词把f变v再加esWhatarethoseWhatsthatItsanEnglishbookTheyareEnglishbooksWhataretheseTheyareWhatarethoseTheyareAskandanswerThesearemapsThoseareclocksWeareteachersThisisamapThatisaclock
IamateacherHeisaboyTheyareboysthesethosetheywethisthathesheitIisamareyouyouthey第三人称复数he第三人称单数youweitsheyouI第二人称复数第一人称复数第二人称单数第一人称单数人称代词主格theiryourouritsherhisyourmy第三人称复数第二人称复数第一人称复数第三人称单数第二人称单数第一人称单数形容词性物主代词形容词性物主代词＋名词n名词所有格Thepossessivecaseofnouns1单数名词加sMikesfatherJimsclassmymothersname2两个或两个以上的各自所有则每个名词都要加s后面的可数名词要用复数形式JimsandTomsbooks3两个或两个以上的共同所有则只在最后一个加s后面的可数名词用单数或复数形式要根据情况而定JimandTomsru
lerMaryandKatescases4以s结尾的复数名词加theteachersroom5不以s结尾的复数名词加smensshoesWomensDayThoseareerasersArethoseerasersYestheyareNotheyarentTheyaregirlsAretheygirlsYestheyareNotheyarentThosearenoterasersTheyarenotgirls单ThisisabookThesearebooks→→单Thatishisbrother→Thosearehisbrothers看谁做得快复复用amis或are填空1This___mybrotherthese___myparents2___thatyoursisterNoitisnt3This___mymotherMomthis___LinHai4Andthese___mygr
andparents5___GuoPingyoursisterYesshe___6HelloI___LucyAndthatsPaulHe___mybrotherisareIsisisareIsisamisFillintheblanks1LucyisagirlSheisherfathers_________2Jimishisfathers________3Myfatherssisterismy4Katesfathersbrotherisher_________5TimsfatherismyunclesoTimismy________6Hisparentsarehis______and_______7Mygrandparentsaremy______and____daughtersonauntunclecousinfathermothergrandfathergrandmother
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