Unit 4 Planting trees is good for us.公开课教案

Unit 4

Planting trees is good for us.

Period

1 教学目标

1、能听懂、会说、认读新单词

tree planting day，

air，

place

2、句型：能用“be good for...”告知他人种树的好处；能用“I enjoy doing

sth or I

like to do sth..”告知他人自己喜欢种树的意愿；能用“trees can keep...”表达种树的好处。

教学重点和难点

能听懂、会说、认读新单词tree planting day，

air，

place；

能听懂、会说词组plant trees ，keep the air clean，keep us cool，make the place beautiful。

理解、记忆B部分词组；

教

学

准

备

Word cards, Type，CAI, Drawing Instrument 课

时

安

排

共三课时

教学过程设计和安排

Step 1 热身（warm-up) 1、Greetings

2、Today I will divide you into two groups.Each group will plant a tree. You have a match(PK). 3、Enjoy a song How many fingers and do the actions. Step 2 新课呈现（presentation) 1、New words and new sentences (1)教学单词Tree Planting Day T：Guess: We had sang a song of numbers. Now there are two numbers between 1-20 here. Can you guess what are they? Ss guess. T: Yes, the numbers are 3 and 12. 3.12 is a date. It is today. We can say it like this: 12th

March. T: There are so many festivals in china? Today is one of it. Do you know? S：Yes. It is Tree Planting Day. (板书，带读）

(2)教学句型“I enjoy ....”和核心词汇planting trees. trees can keep the air clean，keep us cool，

make the place beautiful. 教学plant trees T:

On Tree Planting day, what should we do? S：we should plant trees. (板书，带读) 操练方式：小老师带读

改为

planting trees再请小老师带读

T:

I enjoy planting trees. I like to plant trees.（讲解，带读）

T：Planting trees is good for us.(板书，带读) 操练方式：一个个减少词汇引导学生读。

T: What can trees do ?

(出示图片)

Trees can keep the air clean.

操练方式：大小声读

Trees can keep us cool. 操练方式：一个接一个读

Trees can make the place beautiful. 操练方法：先正常速，再越来越快，再拉长读，最后正常速度。

（三个句子板书带读）

Game:

猜口型

mouth shape I will read it with no vioce, you guess what am i reading. Game：

大转盘

wheel surf when the wheel stop, you shout out the picture the pointer pointing to. 2、学习A部分

（1）教师用课件呈现planting trees的场景，引导学生听并回答问题

T：Today is Tree planting day. Now please watch the video and think: 1.

What are they doing?

They are planting trees. 2.

Why should we plant trees? Because trees can keep us cool/keep the air clean/make the place beautiful. Planting trees is good for us. 教师适当总结：So, we should protect tree. We should protect the enviroment. （2）跟读A部分。

（3）Game：谁有好记性。

方式：You will listen to it again. This time please try to memory the words underline. （4）时间允许的话，小组内朗读并角色扮演。

Now it’s your show time.Please work in group and act it out. Step4：作业布置（homework) 1、听一听，读一读：听磁带，朗读课文A部分。

2、抄写单词，记忆单词。

2、我们应该如何保护环境。