1、Unit 13 Were trying to save the earth!Section A（1a-2d）导学案（第一课时）【学习目标】知识目标1 .要记住的单词短语：litter, bottom , fisherman, coal, public, ugly, advantage, cost,wooden plastic, make a difference noise/air/water/waste pollution , the bottom of ,be full of , play a part in ,burn coal ,ugly places ,instead of ,woo
2、den chopsticks , plastic forks ,make a difference, lead to ,used to, clean up ,turn into ,throw away ,throw into ,public places ,fill with; cut down【学习重点】 学会谈论污染和环境保护的话题，并提出自己的看法。【学习过程】一、课前预习 预习1a-2d，写出下列单词和短语，然后小组内互查。(1) 在河床底部 (2) 把垃圾扔入河中 _(3)减少空气污染 (4)产生影响_ (5)噪音污染 _ (6)空气污染_ (7)水污染_ (8)垃圾污染_ (9)
3、在中起作用 _ 二、课上活动（教学过程） （一）听力训练（1a-1b）1. 听前(1)看图片，回答下列问题。Teacher: What kinds of pollutions do you know？Students: I think there are_ .1) noise pollution 2) air pollution 3)water pollutionTeacher: What do you feel about the pollution?Students: I think it is . 1)very bad 2) terrible 3)serious (2)处理1a,分类污染
4、并添加。(3)预习1b的表格，了解任务，补全句子。2. 听中。听录音，完成1b的练习。3.听后。（1）听录音回答下列问题。What was the problem? What caused the problem? How to solve the problem? (2)跟读，模仿对话。（二）说的训练（1c）1.结对活动，两人一组，练习1c的对话。2.替换练习。两人一组结合1a中的污染及1b的听力内容编造自己的关于污染的对话并进行对话练习。3听力训练（2a-2d）1.熟读2a中的污染类型，了解2a的任务。2. 听录音，处理2a。圈出听到的污染种类。3.熟读2b的句子听录音处理2b的填空。4.
5、听录音，回答下列问题。What kind of pollution they talk? What caused the problem? What other problem they saw？ (四)说的训练（2c）1.放下听力材料，要求学生模仿听力内容，利用2a，2b的信息分角色练习Jason与 Susan的对话。2. （2）分角色练习对话（2d）思考：the ways of cutting down air pulltion 三、语言知识 1. fisherman汉语意思： ，复数形式 课本原句： 2. cut down汉语意思 课本原句： 造句： 3. wood 汉语意思 形容词：
6、翻译：木头筷子 4.make a difference 汉语意思： 课本原句： 5be full of = 汉语意思： 课本原句： 造句： 四、达标检测用所给词的适当形式填空。1. There are many kinds of （pollute）in our daily life.2. All of the students should take part in (keep) our school clean and tidy.3. Can you tell us your ideas for (improve) your spoken English.4. We should stop using the (wood) chopsticks to protect the forest.5.Their grandparents were (fisherman) near the sea before they moved to the town .
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