教学环节
| 教师活动
| 预设学生行为
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设计意图
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Warm-up
Preview
| (a) Cheer up.
(b)Chant together.
(c)Let’s try
| a)Ask and answer questions.
T:What can you see in the chant?
复习 “rain, cloud, sun, sea” 引出 “water”,并提出现在某些地方水污染的情况。
| 利用chant和Let’s try的内容让学生复习雨、云、大海等现象的复习并引导新的问题让学生思考.
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Presentation
| a)利用水污染的图片倡议人们保护水源,引出本课的内容“水是怎样循环的” 。
b)Watch a story about the water cycle and answer some questions.
| Watch the story and answer some questions.
(1)Where does the rain come from?
(2)Where does the cloud come from?
3)Where does the vapour come from?
| 利用水污染的图片倡议人们保护水源,引出本课的内容“水是怎样循环的
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Practice
| 1、Ask and answer the three questions in pairs, then check.
操练句型“Where does … come from? It comes from…”
2、Listen and answer.
The vapour comes from the water. But how can the water become vapour? (听课文内容回答问题,引出句子“How can the water become vapour?”)
Activities
| 1、read the sentences together.
2、操练难点句型“How can the water become vapour? The sun shines and the water becomes vapour.”
3、Read“Let’s talk”together
| 出现云、雨、蒸汽和太阳照射的图片,根据图片提问水循环过程。这个活动能集中学生的注意力,提起学生的兴趣,使他们能在水循环的整个过程自如运用
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| Make a dialogue in pairs. (自由选择一个方框,并使用方框里的单词造对话,一颗星代表得一分。)
a) 教师边提问边在黑板上逐个贴出雨、云、蒸汽和水的图片,引导学生运用”comes from”口述水循环过程。
| make a dialogue like this:
A: Hello, Mr Black.
B: Hello.
A: Can I ask you some questions?
B: Sure.
A: Where does the vapour come from?
B: It comes from the water in the river.
A: Where does the rain come from?
B: It comes from the clouds.
A: Thank you.
B: You’re welcome.
| 这个活动已经有了一定的拓展,学生可以运用完整的对话进行交流。而且学生可以根据自己的水平选择不同难度的单词框做对话,这样可以照顾到不同水平的学生,做到教学真正面向全体学生
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Extension
| the cloud comes from the vapour. The vapour comes from the water in the river\ sea\stream\lake.(引导学生说)
| The rain comes from the clouds.
| 让学生知道水循环有两种表达方法,并能让学生了解“come from”和“become”的区别。)
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Moral education Homework
| 最后向学生展示一些美丽的风景图,告诉学生只有保护地球,保护水源,我们的环境才会变得更美丽,我们的生活才会变得更美好。跟课堂一开始出现的水污染图片形成鲜明对比,使学生更加珍惜水源,增强环保意识。
| (a) Tell parents how the water cycles.
(b) Find out the ways to protect our earth.
| 告诉学生只有保护地球,保护水源,我们的环境才会变得更美丽,我们的生活才会变得更美好。跟课堂一开始出现的水污染图片形成鲜明对比,使学生更加珍惜水源,增强环保意识
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板书设计
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Unit6 PartA Let’s talk
Where does the … come from?
It comes from…
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学生学习活动评价设计
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根据水循环图让学生自创情景对话拓展所学,一使学生巩固掌握所学知识;二使学生增强环保意识,珍惜水源,保护大自然。
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