1、1名词名词单数单数变变复数复数2Whats this in English?Its an apple.What are these?They are two apples.3-What are these?-Whats this?-Its a pen.-They are pens.4-What are these?-Whats this?-Its a book.-They are books.5backpackswatchesorangespens-Whatre these?-Theyre .6mapscaseskeys-Whatre these?-Theyre .7单数复数可数名词如何变化？
2、规则变化不规则变化规则变化规则变化81.一般情况下，直接在词尾加-s构成复数形式。tigerpandatigerspandasdogdogs1.9namepenpencilrulernamespenspencilsrulers10fox2.以s,x,ch,sh等结尾的名词，在词尾加-es构成复数形式。foxesclassclasses watchwatchesbrushbrushessxshch2.11busbusesfoxesfox(狐狸)dish(盘子)dishes123.以“辅音字母+y”结尾的名词，应改y为i，再加-es。familyfamiliesladies lady (女士)ld
3、3.134.以“元音字母+y”结尾的名词，直接在词尾加-s构成复数形式。boyboysmonkeymonkeysoy4.14keycitiesstrawberrieskeyscity(城市)strawberry(草莓)155.以f或fe结尾的名词，先将f或fe变成v，再加-es构成复数形式。knifekniveshalfhalves“小偷”(thief)的“妻子”(wife)用“刀子”(knife)和“树叶”(leaf)把“狼”(wolf)劈成两“半”(half)。5.16wivesleaveswolveswife(妻子)leaf(树叶)wolf(狼)17“小偷”(thief)的“妻子”(wi
4、fe)用“刀子”(knife)和“树叶”(leaf)把“狼”(wolf)劈成两“半”(half)。巧记：186.以o结尾的名词，有的加-s,有的加-es构成复数形式。photophotosheroestomatoeszooszoo(动物园)tomato(西红柿)hero(英雄)6.19以o结尾的名词,表示无生命事物的名词，词尾加-s,表示有生命事物的名词，词尾加-es。加-es的名词有:potato,tomato,hero巧记:英雄爱吃英雄爱吃 土豆炖西红柿土豆炖西红柿。20Sum up:1.一般情况下,直接在名词词尾加-s.2.以s,x,sh,ch结尾的名词,在词尾加-es.3.以辅音字母加
5、y结尾的名词，要变y为i再加-es.5.以f或 fe结尾的名词，先将f或 fe变为v,再加-es.6.以o结尾的名词,表示无生命事物的名词加-s,表示有生命事物的名词加-es。4.以“元音字母+y”结尾的名词，直接在词尾加-s.217、单复数同形单复数同形 ，保持原音，保持原音。例词例词：fish fish 22 sheep sheep cattle cattle deer deer23 8、复数形式没有任何规律复数形式没有任何规律 例词：例词：manmen woman women24 childchildren foot feet 25名词单数变复数后名词单数变复数后s/es 的读音的读音1
6、.在清辅音后读在清辅音后读/s/2.在元音和浊辅音后读在元音和浊辅音后读/z/3.在在/s/z/t /d /后后 读读/iz/4.在在/t/后读后读/ts/，在，在/d/后读后读/dz/desks mapsbrothers pensclasses,watches,orangescats,friends 26给下列可数名词加复数 tiger-dish-lady-monkey-ruler-pen-bus-boy-wolf-girl-box-cat-deer-family-panda-man-tigersladiesmonkeysrulerscatsboysgirlsboxesdeerwolvesfamiliespandasbusespensdishesmen2728此课件下载可自行编辑修改，供参考！感谢您的支持，我们努力做得更好！29
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