Unit 4 At the farm 知识点课件（21张PPT）

(共21张PPT)
四年级英语下
Unit 4 At the farm
课内单词过关:
tomato [t 'me t ] 西红柿 potato [p 'te t ] 马铃薯
green beans 豆角 carrot ['k r t] 胡萝卜
horse [h s] 马 cow [ka ] 母牛；奶牛
sheep [ i p] 绵羊 hen [hen] 母鸡
these [ i z] 这些 yum 味道很好
animal [' n m l] 动物 those [ z] 那些
garden ['gɑ dn] 花园；菜园 farm [fɑ m] 农场
goat [ɡ t] 山羊 eat [i t] 吃
语法知识点:
语法知识点一:
询问数量
How many horses do you have
特殊疑问句
特殊疑问词
回答：
Seventeen.
多少个
名词单数怎么变成复数:
1.直接+ s
2.辅音字母+ y结尾, 把y变成i再加 es
horse- horses
library - libraries
3.元音字母+ y结尾, 直接+s
boy - boys
4. 以s, x, ch, sh结尾的+ es
box- boxes
5. 以o结尾,有生命的+ es
tomato - tomatoes
6. 以o结尾, 无生命的+ s
photo - photos
7.以 f 或 fe结尾，把f或fe改成v 再+es
knife - knives
8. 不规则变化
man -men
woman- women
sheep - sheep
语法知识点:
语法知识点二:
What are these
特殊疑问句
特殊疑问词
回答：
They are tomatoes.
什么
What are those
回答：
They are horses.
these 这些
those 那些
语法知识点:
语法知识点三:
Are they hens
一般疑问句
肯定回答：
Yes, they are.
否定回答：
No, they aren't.
对话练习
How many _______ do you have
回答： ____________.
对话练习
What are these/ those
They are_________.
What's this/ that
It's a ________,
对话练习
What are these/ those
They are_________.
What's this/ that
It's a ________,
对话练习:
A: Look at these! Are these carrots
B: Yes, they are.
A: Wow ! They're so big !
对话练习:
A：What are these
B: They're tomatoes.
A: But they're yellow.
B: Try some! They're good.
A： Thanks. Yum.
对话练习:
A：Wow! You have a lot of animals! What are those
B: They're horses.
A: Cool ! How many horses do you have
B: Mmm... Seventeen.
A: What about those Are they hens
B: No, they aren't. They're ducks.
对话练习:
I like tomatoes.
I like potatoes.
Carrots I will try.
I love to eat green beans.
But onions make me cry.
单词拼读练习:
发音字母组合练习 or [ ]
horse 马 fork 叉子 homework 家庭作业
world 世界 world map 世界地图
按要求完成下列各题。
1. tomato（复数形式）_____________2. sheep（复数形式）_____________
3. those（单数形式）______________4. these（单数形式）______________
5. aren’t （完整形式）________________
巩固练习:
tomatoes
sheep
that
this
are not
选出不同类的一项。
( )1. A. eat B. garden C. farm
( )2. A. potato B. tomato C. apple
( )3. A. horse B. many C. sheep
( )4. A. those B. what C. these
( )5. A. cow B. goat C. try
巩固练习:
B
A
B
C
C
单项选择。
( )1. I like__________
A. potatoes B. potato C. potatos
( )2. Look _________ those goats. They’re cute.
A. / B. to C. at
( )3. What __________ these
A. is B. am C. are
( )4. Are __________ sheep
A. it B. this C. they
( )5. The green beans __________ so long.
A. is B. am C. are
A
C
C
C
C
Thank you !