教材版本：冀教版三年级起点
学段学科：小学英语
年级学期：六年级上学期
课名：名词变复数规则
教师姓名：朱玉琦
所在单位：付官屯小学
名词变复数的规则(6条）
1.一般情况下直接加s
pencil
This is one pencil.
These are many pencils.
chair
This is a chair.
These are many chairs.
2.以s,sh,ch,x结尾的名词，加es
bus
This is a bus.
These are many buses.
box
This is a box.
These are many boxes.
dish(es)
watch(es)
3.以辅音字母+y结尾的名词，变y为i加es
以元音字母+y结尾的名词，直接加s
元音字母：a、e、i、o、u
city cities
country countries
boy boys
key keys
4.以字母o结尾的名词，
有生命的加es,无生命的加s
常见的加es的名词有：
黑人和英雄爱吃西红柿和土豆
negro(es) hero(es) tomato(es) potato(es)
tomato
This is a tomato.
These are many tomatoes.
potato
This is a potato.
These are many potatoes.
photo
This is a photo.
These are many photos.
5以f/fe结尾的名词，变f/fe为v加es
常见词口诀：
树叶(leaf)半数(half)自己(self)黄，妻子(wife)拿刀(knife)去割粮， 架(shelf)后窜出一只狼(wolf)， 就像小偷(thief)逃命(life)忙。
6不规则变化
a------e : man -------men woman------ women
child --------------children
单复数同形 sheep fish deer Chinese Japanese
oo-----ee: foot------feet tooth-------teeth