初中英语名词变复数基础规则整理课件.pptx

语法：名词复数,Grammer：Plural nouns,1,语法：名词复数Grammer：Plural nouns1,名 词noun,可数名词Countable noun,不可数名词Uncountable noun,2,名 词可数名词不可数名词2,可数名词Countable noun,不可数名词Uncountable noun,可数名词是可以用来计数的名词，可数名词有单数和复数形式。,不可数名词是不可以直接用来计数的名词，不可数名词没有复数形式，只有单数形式。,3,可数名词不可数名词可数名词是可以用来计数的名词，可数名词有单,名词变复数,This is an apple.These are apples.,4,名词变复数This is an apple.4,Rule 1,名词 名词+s,5,apple,词尾发音,6,book,名词变复数,This is a box.These are boxes.,7,名词变复数This is a box.7,Rule 2,以s,x,sh,ch结尾 名词+es,8,box,名词变复数,This is a butterfly.These are butterflies.,9,名词变复数This is a butterfly.9,Rule 3,以辅音字母+y结尾 把y变i+es,注：以元音字母+y结尾直接加s,10,butterfly,名词变复数,This is a knife.These are knives.,11,名词变复数This is a knife.11,Rule 4,以f/fe结尾 去掉f/fe+ves,12,knife,名词变复数,This is a potato.These are potatoes.,This is a photo.These are photos.,13,名词变复数This is a potato.This is,tomatopotatoNegrohero,photoradiopianobamboo,+es,+s,Rule 5,以“o”结尾的名词，无生命的后面通常+s有生命的后面通常+es,14,tomatophoto+es+sRule 5 以“o”结,名词变复数 规则变化,1.名词后直接+s2.以s,x,sh,ch结尾，名词后+es3.以辅音字母+y结尾，把y变i+es4.以f/fe结尾，去掉f/fe+ves5.以“o”结尾的名词，无生命的后面通常+s 有生命的后面通常+es,15,名词变复数 规则变化1.名词后直接+s15,man-men woman-women deer-deer sheep-sheepfoot-feet tooth-teethmouse-mice child-children,名词变复数不规则变化Irregular words,16,man-men wom,Homework：制作思维导图,17,Homework：制作思维导图17,N,A,H,T,K,S,18,NAHTKS18,