1、Howmanyboatsarethere?Howmanycarsarethere?Howmanycarsarethere?名词复数学习名词复数学习名词复数定义名词复数定义 一个名词如果表示一个或一样东西,它取单数形式。如果表示两个或更多的这类东西,则需要用名词复数形式。anappleanappleanappleanappletwoappletwoappletwoappletwoapples s s sadogadogadogadogthreedogthreedogthreedogthreedogs s s saaaacatcatcatcat fourcatfourcatfourcatfourc
2、ats s s s一般情况下,直接加一般情况下,直接加“S”。如:。如:bananabananas,penpens等等。等等。Tips11.ruler2.desk3.bed4.bag_5.book_6.pen_rulersdesksbedsbagsbookspensabuabuabuabus s s stwobustwobustwobustwobusesesesesaboaboaboabox x x xthreeboxthreeboxthreeboxthreeboxesesesesapeaapeaapeaapeachchchchtwopeachtwopeachtwopeachtwopeache
3、sesesesadiadiadiadishshshsh manydishmanydishmanydishmanydishesesesesTip2以以“s,x,ch,sh”结尾结尾的单词,加的单词,加“es”。如:。如:busbuses,dishdishes,watchwatches,boxboxes,dressdresses,peachpeaches,dishdishes,classclasses等等。等等。请同学们选择正确的词形填空。请同学们选择正确的词形填空。1.Ihavetwo.A.watchsB.watches2.Therearefive.A.boxesB.boxs3.Ourschoo
4、lhasten.A.classB.classes4.Whatcolorareyour?1.A.dressB.dresses.ABBBpianpianpianpiano o o opinanopinanopinanopinanos s s spotato potatopotatopotatopotatoeseseses1.以以“o”结尾的单词,有生命的加结尾的单词,有生命的加“es”,没有生命,没有生命的加的加“S”,如:,如:pianopianos,zoozoos,potatopotatoes,tomatotomatoes等等等等.Tips4请同学们判断下列句子的正误,正确的填请同学们判断下列
5、句子的正误,正确的填“T”,错误的填错误的填“F”。1.Idlikesometomatosforlunch.()Howmanyphotoscanyousee?()TherearetwobigzoosinShanghai.()tomatoesFTTbutterflbutterflbutterflbutterfly y y ybutterflbutterflbutterflbutterfliesiesiesiescandcandcandcandy y y ycandcandcandcandiesiesTips31.以以辅音字母加辅音字母加y结尾的单词,改结尾的单词,改y为为i,再加,再加es,如:
6、如:bodybodies,babybabies等等。等等。lealealealeaf f f flealealealeavesvesvesves3.以以“f或或fe”结尾,结尾,改改f,fe为为v,再加,再加es,如,如:knife knives,leafleaves等等。等等。Tips41234Whos lucky?Youcanchoosealuckynumberandfinishthetask,thenyoucangetasurperise.选择一个数字,选择一个数字,并完成相应的任务!并可以得到相应的奖品!并完成相应的任务!并可以得到相应的奖品!1.Heisa(警察)(警察).2.The
7、yare(警察)(警察).单项选择单项选择A.policeman B.policemenAB单项选择单项选择1.Thereareonthewall.Theyareverybeautiful.A.photoesB.photosC.photo2.Idlikesome_.A.tomatoB.tomatosC.tomatoesBC用括号内单词的正确形式填空用括号内单词的正确形式填空-1.TomandMikeare_(boy)-2.Therearethree_(desk)intheclassroom.boysdesks.1.Howmany_arethereinthebox?A.watchB.watche
8、sC.watchs2.Therearethree_intheplayground.A.busB.busesC.buss单项选择单项选择BBUnit Four At the farmBLetstalkhenhenshorsehorses-What are these?这些这些-What are those?那些那些-They are hens.-They are ducks.-What are these?这些这些-What are those?那些那些-They are-They are s.s.s sWhatarethese/those?Whatarethese/those?Whataret
9、hese/those?PairworkWhatarethese/those?小结:你学了什么?小结:你学了什么?一般情况下,直接加一般情况下,直接加“S”。如:如:appleapples,bananabananas,penpens等等。等等。Tips1Tips2以以“s,x,ch,sh”结尾的单词,加结尾的单词,加“es”。如:。如:busbuses,dishdishes,watchwatches,boxboxes,dressdresses,peachpeaches,dishdishes,classclasses等等。等等。Tips31.1.以以以以“o”o”结尾的单词,有生命的加结尾的单词,有生命的加结尾的单词,有生命的加结尾的单词,有生命的加“es”es”,没有生命,没有生命,没有生命,没有生命的加的加的加的加“S”S”,如:,如:pianopianos,zoozoos,potatopotatoes,tomatotomatoes等等等等.3.以以“f或或fe”结尾,改结尾,改f,fe为为v,再加,再加es,如:,如:knife knives,leafleaves等等。等等。2.以辅音字母加以辅音字母加y结尾的单词,改结尾的单词,改y为为i,再加,再加es,如:如:butterflybutterflies,babybabies等等。等等。Tips4