Unit 4 Lesson 22 At the Supermarket 课件(共21张PPT，内嵌音频)-四年级英语上册-冀教版

(共21张PPT)
Lesson 22 At the Supermarket
Unit 4 Shopping in the City
四年级上册
Warming up
What do you want to buy
Self-study
1.请你按顺序圈出下列单词对应的图片：tomato, potato, candy, bag
2.请你准确的朗读下列句子。
Candy isn’t good for teeth.
How about some fruit
I like tomatoes.
What’s this
Let’s learn
tomato
（名词）西红柿
e.g. I like to eat tomatoes.
tomatoes
tomato
复数
Let’s learn
potato
（名词）马铃薯；土豆
e.g. The potatoes are fresh.
potatoes
potato
复数
Let’s learn
e.g. Babies are like candy very much.
candy
（名词）糖果
Let’s learn
e.g. There are some books in her bag.
bag
（名词）包；袋
shopping bag 购物袋
paper bag 纸袋
Let’s learn
可数名词变复数：
变化规则 例词
一般在词尾加s bike-bikes
cat-cats
以s, x, ch, sh结尾，在词尾加es bus-buses
fox-foxes
以“辅音字母+y”结尾，变y为i，再加es。 baby-babies
candy-candies
以o结尾，在词尾加es或s。 potato-potatoes
tomato-tomatoes
以f/fe结尾，变f/fe为v,再加es。 wolf-wolves
scarf-scarves
At the supermarket
Mrs. Smith: Hi, kids! Let’s buy some vegetables.
Jenny: Great!
Danny: Okay!
Jenny: I like tomatoes.
Danny: I like potatoes.
Danny: Mrs. Smith, I like candy, too.
Mrs. Smith: Danny, candy isn’t good for your teeth.
Danny: Okay.
Jenny: Danny, don’t use that bag. We have our shopping bag.
Danny: Okay.
Mrs. Smith: You are good kids.
Danny, candy isn’t good for your teeth.
丹妮，糖果对你的牙齿不好。
Let’s learn
e.g. Eating too much meat isn’t good for your health.
用法：这是一个含有be动词的否定句，即：在be动词的后面加not。句中包含的短语be good for 意为“对……有好处”，for 后面要加sb.或sth.。
Let’s learn
e.g. This is a story about friendship.
about
（介词）关于；对于
How about = What about
……怎么样？
How about some fruit
来些水果怎么样？
Let’s learn
用法：
(1)用来向对方提出建议，相当于句型 Would you like … 语气委婉。e.g. How about some water
(2)当你提出了自己的想法，需要确定对方的想法。e.g. I’d like a hamburger. How about you
(3)用来询问天气。e.g. How about the weather in Shanghai
Let’s learn
e.g. May I use your pen
use
(动词）使用；利用
Danny, don’t use that bag.
丹尼，不用用那个包。
Let’s learn
Don’t+动词原形+其他.
e.g. Don’t talk when you eat something.
Let’s do it!
Pair work. Talk and write.
Let’s practice
( )1.They are the supermarket.
A. in B. at C. on
( )2. isn’t good for your teeth.
A. Tomato B. Potato C. Candy
B
C
( )3. some milk
A. How much B. How many C. How about
C
Let’s practice
( )4. use that bag.
A. Don’t
B. Not
C. No
A
Summary
tomato
词汇：
句型：
I like tomatoes.
potato
Candy isn’t good for teeth.
candy
bag
about
use
How about some fruit
Homework
1.理解、记忆单词和句型：tomato, potato, candy, bag, about, use; I like tomatoes. Candy isn’t good for teeth. How about some fruit
2.朗读教材At the supermarket部分,并拍成视频或音频。
3.完成《Unit 4 Lesson 22 At the Supermarket》随堂检测。
Bye-bye