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同步练习
一、选出每组单词中不同类的一项。
( )1.A.these B. carrot C.tomato
( )2.A.potato B.big C.small
( )3.A.these B.there C.this
( )4.A.vegetable B.potato C.tomato
( )5.A.carrot B.onion C. duck
二、选择最佳答案。
( )1.The ______are yellow
A.carrot B.carrots C. carrotes
( )2.Look at the green beans. They are_____.
A.green and long B.red and big C.yellow and long
( )3.Look at these______.
A.tomato B.tomatos C.tomatoes
( )4._______make me cry.
A.Carrots B.Potatoes C.Onions
( )5.---What are these ---They____potatoes.
A.is B. are C. am
三、读句子，选择相应的图片。
A B. C. D. E.
( )1.T hey are brown and big.
( )2.They are green and long.
( )3.They are orange and yum.
( )4. They are red and round.
( )5. They are hot. They make me cry.
参考答案
一、
1. A 2. A 3. B 4. A 5.C
二、
1.B 2. A 3. C 4. C 5.B
三、
1.C 2.D 3.A 4.B 5.E
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Unit4 At the farm A let’s learn
课型：新授 讲学时间：1课时
【学习目标】
1.能听、说、认、读单词：tomatoes，carrots，potatoes，green beans。
2.能用形容词描述蔬菜的特点，并对蔬菜作出评价，如：Look at the green beans. They're so long! The potatoes are big.21世纪教育网版权所有
重点 能听、说、认、读本课时的主要单词.
难点 能用形容词描述蔬菜的特点，并对蔬菜作出评价.
【新知预习】
1.可以查电子词典，听录音或向老师，组长请教单词tomatoes，carrots，potatoes，green beans的正确发音，并知道汉语意思。21cnjy.com
2.读出下列句子：
They are so long.
The potatoes are big.
【课堂探究】
1.写出下列单词的复数形式。
(1) potato_________
(2) piano__________
(3) zoo___________
(4) tomato_________
(5) photo_________
以”o”结尾的名词变复数，有时加-es,有时加-s。那么哪些名词后加-es，哪些名词后加-s呢？
(1)一般来说，有生命的名词后加-es。
potato---potatoes土豆
tomato---tomatoes西红柿
hero---heroes英雄
(2)无生命的名词后加-s。
photo---photos照片
piano---pianos钢琴
zoo---zoos动物园
2.What are these 这些是什么？
此句是what引导的特殊疑问句，用于询问事物的名称。these用来指代复数名词。答语是：They are +事物名称的复数。21教育网
例：---What are these 这些是什么？ ---They are potatoes.它们是土豆。
【针对练习】
一、给下列图片选择正确的单词或词组。
A.tomato B.green beans C. carrot D. onion E. potato
1. 2. 3. 4. 5.
( ) ( ) ( ) ( ) ( )
二、给下列汉语意思选择正确的英文句子。
( )1.这些是什么？
A.What are these B.What is this C.What are they
( )2.它们是土豆。
A.They are potatoes. B.Yes, they are. C.It’s a potato.
( )3.豆角是如此的长。
A.The green bean are so long. B.The green beans is so long.
C. The green beans are so long.
( )4.这些是西红柿吗？
A.Are these potatoes B. Are these tomatoes C. Is this a potatoes
参考答案
一、
1. C 2. A 3. E 4. B 5. D
二、
1. A 2. A 3. C 4. B
【课后反思】
学后反思 你得到了几个笑脸？
_________________________________________________________________
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Part A Let’s learn
Unit 4 At the farm
Let's chant
Game: 拼单词对抗赛
a-p-p-l-e
g-r-a-p-e
b-a-n-a-n-a
Today, Mike, John and Sarah are at a farm(在农场）.
Let’s go and have a look,OK
Guess: What’s this
It’s red, it’s round, but it isn’t apple.
tomato
/ /
/e /
/ /
tomato
What’s this
It’s a .
What are these
They are tomatoes.
These are .
these
he
we
(这些）
this---these
tomato
es
The tomatoes are big.
They are red.
They are potatoes.
What are these
What’s this
It’s a .
potato
/ /
/e /
/ /
What are these
They are_________.
potatoes
Look at the potatoes.
They are________.
brown
big
The potatoes are________.
Game: What’s this
They are long and orange. Rabbits like eating them What are they
carrots
/ /: carrot cat bag hat
carrot
carrots
What’s this
It’s a .
What are these
They are .
They are________ .
orange
yum
The carrots are________.
What are these
They are .
green beans
green beans
/z/ : cucumbers sisters brothers teachers
/z/
They are________ .
The carrots are________.
so fresh
long
onion
onions
What’s this
It’s an .
What are these
They are .
They are________ .
red
hot
They make me cry.
Listen and try to imitate.
（Tips:注意发音准确、模仿逼真）
Read the words in groups.
（小组内读单词。）
Look at the green beans.They're so long.
Yes,and the potatoes are big.
tomatoes
green beans
potatoes
carrots
tomatoes
carrots
green beans
potatoes
Read aloud
Sharp eyes
tomato
onion
carrot
green beans
potato
Sharp eyes
potato --- potatoes
tomato --- tomatoes
carrot --- carrots
onion --- onions
What can you find (你能发现什么？）
Let’s read
Let’s chant
I like tomatoes.
I like potatoes.
Carrots I will try.
I love to eat green beans,
But onions make me cry.
Watch and chant
听Let’s chant的录音，全班一起跟着说唱。
What are these
They are….
Pair work
Word bank
long short
big small
red fresh
sweet...
What are these
They are….
Word bank
long short
big small
red fresh
sweet...
What are these
They are….
Word bank
long short
big small
red fresh
sweet...
Describe them
The _____are ______.
1. ---What is this
---It’s a carrot.
2.---What are these
---They are carrots.
this---these
it---they
is---are
What can you find (你能发现什么？）
What have you learned today
(你学到了什么？)
谢 谢！
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年级课时教学设计
课题 A let’s learn 单元 Unit4 At the 学科 English 年级
学习目标 1.能听、说、认、读单词：tomatoes，carrots，potatoes，green beans。2.能用形容词描述蔬菜的特点，并对蔬菜作出评价，如：Look at the green beans. They're so long! The potatoes are big.
重点 能听、说、认、读本课时的主要单词.
难点 能用形容词描述蔬菜的特点，并对蔬菜作出评价.
教学过程
教学环节 教师活动 学生活动 设计意图
导入新课 1.Let’s chant.Sing the song together.2.游戏：拼单词对抗赛将全班分成若干小组，在两个小组中进行对抗赛，教师宣布游戏开始后，第一组的第一名学生立即用中文说出水果类单词，如：苹果，第一组的第二名学生应立即将这个单词拼读出来，说错或不能迅速说出单词的记负分，最后哪组扣分最少则为优胜组。 边唱边做完成游戏 Chant活跃气氛，复习旧知。
讲授新课 T:Today, Mike, John and Sarah are at a farm(在农场).Let’s go and have a look,OK 1.教师根据学生已说出来的蔬菜单词引出本节课。在课件上呈现出西红柿的图片，并呈现问题：What’s this 引导学生说：This is a tomato.教师教读单词tomato.让学生传卡片，说句子：This is a tomato.一一呈现西红柿的图片，引导学生说one tomato, two tomatoes, three tomatoes.教读tomatoes. 教师点拨：tomato------ tomatoes教师指着三张西红柿的图片问：What are these 引导学生回答：They are tomatoes.课件呈现单词he ,we， 引导学生读出these.学生操练句型:What are these They are tomatoes.2.同样的方法学练：potato ------ potatoes用英语描述：The potatoes are big.3.请学生猜谜语：They are long and orange. Rabbits like eating them What are they 学习单词carrot--- carrots.4.教师出示青豆图卡，说：Look at the green beans. They are so long.让学生仿照描述: Look at the green beans. They are so green.Look at the green beans. They are so fresh.5.教师出示洋葱：It’s pink and round. It is often used in pizza. It’s an onion.Do you like onions 学生读单词：onionT: I don’t like onions. Because they make me 跟读操练句型跟读练习 通过设置情景，使学生进入到学习状态。
1.Listen and repeat.学生看课本或课件，播放Let’s learn 的录音，学生跟读。要求学生模仿发音。2.教师出示词卡并领读，让学生巩固掌握生词的正确发音。3.小组活动：先在小组内读单词。然后一个同学说单词，其他同学举起相应的单词卡片。4.教师将五种蔬菜实物或图片分别放在教室的不同位置，然后说单词，请学生指出相应的实物或图片。5.Sharp eyes.教师利用课件呈现单词，让学生快速的读出来；然后呈现图片，让学生快速的说出英语单词。6.单、复数变化：课件呈现单词的单复数，学生读单词，并发现它们的区别。教师把单数形式板书到黑板上，教师把课前准备好的s和es 发给学生，让学生贴在单词后面。看谁贴的又快有准。7.Let’s chant.用课件呈现Let’s chant 的内容，学生练习后表演说唱。可指导学生替换一些单词，增强活动的趣味性。8.Pair work呈现不同形态的蔬菜，让学生进行问答练习What are these They are…9.描述蔬菜。教师启发学生用所学形容词和颜色词描述图中的蔬菜。The tomatoes are red.The potatoes are big. Look at the green beans. They are so long. 10.课件呈现句型：What’s this It’s a carrot.What are these They are carrots.学生总结出单数和复数的不同。this---these it---they is---are 看视频跟读有意义操练做游戏唱歌 问答练习 对重点句型进行机械操练，加深学生对知识的理解和掌握。
课堂小结 Sum up生总结渗透思想教育：Vegetables and fruits are healthy food. They are green food. We should eat more.
板书 Unit 4 At the farm A Let’s learnWhat are these tomatoespotatoesThey are green beans.carrotsonionsThe potatoes are big.
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