九年级英语上册《unit 2 saving the earth topic 2 all these problems are very serious(第4课时)》讲学稿(新版)仁爱版

1、All these problems are very serious学习目标：1.掌握本课的重点词汇和短语：avoid, discover, thirsty, nearly, law, shortage, resource, reuse, take sth. away from, the shortage of water / water shortage, avoid (doing) sth., make progress in, nearly 3/4 of2. 复习不定代词，不定副词和重点表达法。3.学习寻找段落之间的逻辑关系，并利用逻辑关系完成排序任务，了解淡水资源短缺的现状。第一段：【短课导学】 模块一：自主学习学习内容摘 记Step1. Leading1. Read through Sections A-C.2. Finish grammar and functions. 并通过PPT复习不定代词，不定副词的用法。Step2 初读-感悟课文。一、Leading. Imagine you are water. Please tell us your functions, pr

2、oblems and wishes. (PPT) 二、First-reading. Read P41-1a and underline the following phrases and sentences.(在课本上划出下列内容，并归纳短语及结构)1. The sea seems to have the best answer. 大海似乎有最好的答案。2. plenty of +PL/U 许多 3. We need to take the salt away from the sea water. 我们需要将海水里的盐分提取出来。（把提取出来：_）3.the problem of the shortage of water 水资源匮乏的问题4. .a serious water shortage 水资源严重短缺 5. protect our water resources 保护水资源6. Scientists have made some progress in this field. （make some progress取得进步；in this field在这个领域）7. But

3、 peoples need for water is increasing day by day. 但是人类对水的需求与日剧增。（对的需求：_； 日复一日：_，想一想，年复一年：_）8.While nearly 3/4 of the earth is covered with water, we are still short of drinking water. 尽管世界的四分之三都是水覆盖，但是我们仍然缺少饮用水。(被覆盖：_；的短缺：_)9.(P42-2) Pass laws against water pollution. 颁布法律来制止水污染。（颁布法律：_）三、 Second-reading. Read 1a and put the following paragraphs in the correct order.( Finish 1a on P41)Step3 精读-理解课文。一. Third-reading. Read 1a again and answer the questions. Finish 1b.二、Listen to 1a and read after

4、it.三、语言点梳理：3.1.请看：How can we avoid a serious water shortage? 我们怎样才能避免水资源短缺？【归纳】avoid 动词，意为“_”。【链接】He tried o avoid answering my question. 他试图避而不答我的问题。【归纳】“避免去做某事”：_【练一练】( )3.1.1. I can see shes trying hard to avoid _my questions. A. answer B. to answer C. answering3.2. While nearly 3/4 of the earth is covered with water, we are still short of drinking water. 尽管世界的四分之三都是水覆盖，但是我们仍然缺少饮用水【归纳】（1）nearly 意为“_”；(2) “被覆盖”的结构：_(3)“的短缺”的结构：_【拓展】The word “pub” is short for “public house”. pub这个词是public hous

5、e的简称。【归纳】“的简称”的结构：_【练一练】3.2.1. ( ) We are now short _ fresh water. Something must be done to prevent people _polluting it. A. of; from B. for; from C. of; to3.2.2. ( )I know the people there are doing something useful to protect the environment. - I agree with you. I believe that those areas _with trees in a few years. A. are covered B. will cover C. are covering D. will be covered 第二段：【长课导学】 模块二：交流研讨研讨内容摘 记内容一：小组成员核对课本1b的内容填空及语言点梳理，将不懂的内容提出来。内容二：Discuss in groups different ways of protecting an

6、d saving water. Write down the key information. Then write a proposal about saving water._模块三：巩固内化学习任务任务一：背诵：水资源的重要性及为保护和节约水资源应做的事情。Water is very important to human beings. Lets do something to protect and save it. First, we should protect our water resources and not pollute them. The government should also pass laws against the water pollution. Second, we should save water in our daily life, turn off the taps in time, take a shower instead of a bath, and always remember to collect and reuse wat

7、er. Third, lets try to spread the message about protecting and saving water. Make more people around us know the problem of water shortage and how to help solve it. Unit2 Topic 2 All these problems are very serious. Section D P 41-42 第4课时 授课时间：第7周周 姓名 模块四：当堂训练老师的话：复杂的事情简单做，简单的事情认真做，认真做的事情重复做，重复做的事情创造性做！一时专一事，做最好的自己，你一定成功！一、根据汉语提示填空。1. Her grandmother looks young. In fact, shes _(将近) 60 years old.2. We should pass more _(法律) to prevent pollution.3. They _(发现) a kind of fish theyve never seen.4. Im _(口渴的). Give me some drink, please.5. They plant more trees to _(防止) soil being washed away.6. 人类对水的需求与日剧增。peoples need for water is increasing _.二、单项选择。( )1. Yo

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