1、Number of NounsNumber of Nouns可数名词复数的规则的变化可数名词复数的规则的变化变化巧记法变化巧记法巩固练习巩固练习What is this in English?Its a tomato.What are these?They are two tomatoes.What is this?Its a book.What are these?They are books.可数名词复数的变化可数名词复数的变化cabbagecabbages sbeanbeanoniononions svegetablevegetable语法:名词由单数变复数,多数是语法:名词由单数变复数
2、,多数是规则的变,直接在词尾加规则的变,直接在词尾加-s-s。cabbagecabbagebeanbeans soniononionvegetablevegetables sboy boysday days语法:以辅音字母加语法:以辅音字母加y y结尾的名词,要变结尾的名词,要变y y为为i i再再加加-es-es;以元音字母加;以元音字母加y y结尾的名词,直接在词尾结尾的名词,直接在词尾加加-s-s。photostomatoesheroes语法:词尾字母若是语法:词尾字母若是o,无生命的名词要加,无生命的名词要加-s,表示有生命的名词要加表示有生命的名词要加-es。zoos语法:以语法:以
3、f,fe结尾的名词,先将结尾的名词,先将f,fe变为变为v,再加,再加-es。Sum 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y结尾的名词,要变y为i再加-es;以元音字母加y结尾的名词,直接在词尾加-s。4.以f,fe结尾的名词,先将f,fe变为v,再加-es。5.词尾字母若是o,无生命的名词要加-s,表示有生命的名词要加-es。练习:写出下列各词的复数练习:写出下列各词的复数 watch_ bus_ diary_ day _ book_ dress_ wife _ lady _ rulers _ key _ hero _ box _ photo _ myself _ family _ Check your answer watch watches bus buses diary diaries day days book books dress dresses wife wives lady ladies ruler rulers key keys hero heroes box boxes photo photos myself ourselves family families 同学们,名词复数规则的变化你明白了吗?下节课我们将继续学习名词不规则变化