英语Unit 7 Protect the Earth教学课件ppt

英语（六年级上册）

Unit 7  Protect the Earth

Grammar time

Teaching aims and learning objectives  教学目标

1. 复习Story time的内容。

2. 能熟练运用句型 We use … to …；We should ... 和We shouldn’t …。

3. 关心环境保护，知道一些环保小常识。

Focus of the lesson and predicted area of difficulty  教学重点和难点

教学重点：能熟练运用句型 We use … to …；We should ... 和We shouldn’t …。教学难点：能熟练运用句型 We use … to …；We should ... 和We shouldn’t …。

Teaching procedures  教学过程

Step 1 Warm-up

T: Where do you live?

S: I live in …

T: We all live on the Earth. Is the Earth clean?

S: No, it’s not clean.

T: Is the Earth happy?

S: No.

T: Let’s protect our earth. To protect the earth, what should we do?

Step 2 Grammar time

1. Let’s talk

T: Why should we save water?

S: Water is useful. / We use too much water. / …

T: We do we use water to do? (用PPT展示关于水的图片)

S: …

T: Water is useful. We use water to clean things. Then how can we save water? What should we do? (用PPT呈现图片)

S: We should reuse water.

T: What should we not do?

S: We should not waste water.

(教师用同样的方法与学生讨论wood, energy, plastic)

2. Find the rule

T: Please look at these sentences carefully. Can you find the rule?

S: Use sth. to do sth. (让学生对比总结句型)

Step 3 Summarize

1. Listen to a video

T: Water, wood, energy and plastic are useful. But people use too much of them. So the Earth is in danger. Let’s listen to a brief introduction. (播放有关保护环境的音频)

2. Make a report

T: Let’s protect our earth. And we know how to protect our earth, what we should do and what we shouldn’t do. Look at the writing on the blackboard and try to tell us how to protect the earth.

(学生根据教师板书，做如何保护地球的报告)

Homework  家庭作业

1. Read Grammar time after the tape three times.

2. Finish the translation exercise on PPT.

Teaching aids  教学准备（含板书设计）

教学准备：PPT课件、图字卡。

板书设计：

Unit 7 Protect the Earth

说课

本课时的学习内容为第七单元Grammar time，作为第2课时，基本环保的单词、理念在第1课时都已学过，有些句型有涉及，但没有详细、具体地加以运用。所以通过复习引出本课时所要学的内容，进一步巩固学习句型use … to …，What should we do? What should we not do? 并能更加有条理地在板书上体现出来，便于复述。

通过学生自己观察重点例子，总结规律，说出句型。should和shouldn’t作为情态动词，学生自然也是能总结出用法和规律的。这锻炼了学生的独立思考能力和善于发现的本领。