Unit 2 Lesson 10 How Many Are There？ 课件(共12张PPT)

(共12张PPT)
Unit 2 School in Canada
Lesson 10 How Many Are There
Can you find the differences
These words have no s.
These words have an s.
words
differences
words
不同点、区别 difference-differences (复数)
单词、字、话语 word-words (复数)
have 有 / have no 没有
have
have no
This is one pencil.
This is a chair.
These are many pencils.
These are many chairs.
pencil
chair
pencils
chairs
a/an/one + 单数可数名词
单数可数名词
many + 复数可数名词
复数可数名词
This is a box.
This is a bus.
These are many boxes.
These are three buses.
box
bus
boxes
buses
two/three/ … + 复数可数名词
box-boxes bus-buses
This is a tomato.
This is a potato.
These are many tomatoes.
These are many potatoes.
tomato
potato
tomato-tomatoes
tomatoes
potatoes
This is a photo.
photo
These are many photos.
photos
potato-potatoes
photo-photos
This man is old.
This woman is dancing.
These men are young.
These women are singing.
man
woman
men
women
This child is walking.
child
These children are playing.
children
man - men
woman - women
child - children
1. 一般情况加s。
2. 以s、sh、ch、x结尾的加es。
3. 辅音字母+y结尾的变y为i加es。
4. 以o结尾的名词基本上有生命的加es，无生命的加s。
5. 以f、fe结尾的名词变f或fe为v再加es。
pencil - pencils
box - boxes
party - parties
leaf - leaves
可
数
名
词
变
复
数
tomato – tomatoes radio - radios
不规则变化
man
woman
child
- men
- women
- children
- teeth
- feet
- mice
tooth
foot
mouse
child __________
watch ________
请你写出下列单词的复数形式。
potato _________
chair _______
chairs
potatoes
watches
children
1. These are two ___________.
2. I have many ____________.
3. These _________ are old.
根据图片完成句子。
photos
men
buses
复习可数名词变复数的规则，并试着将下列名词变为复数形式。
boy
class
library
child
piano
tomato
ruler
brush
glass
Bye-bye