1、Unit 1 Reading 1 The evolution of video and sound devices 高中英语高中英语 必修（第三册）必修（第三册） Unit 1 Nature in the balance Integrated skills 2 Calling for the protection of animals Fill in the following table. Speaking Why to protect animals Why are animals endangered How to protect animals They help maintain o
2、ur ecosystem. Hunting and fishing Create protected areas. Fill in the following table. Speaking Why to protect animals Why are animals endangered How to protect animals They help maintain our ecosystem. They provide us with food and clothes. They bring us fun. They lead us to key advances in science
3、 and technology. Hunting and fishing Cutting down trees Agriculture Create protected areas. Cut down fewer trees. Use little paper. Raise peoples awareness of protecting animals. In pairs, talk about animal protection. Use the following questions and expressions to help you. 1. Why should we protect
4、 animals? 2. How are animals harmed by human activities? 3. What action should be taken to protect animals? C Speaking Talking about animal protection Animals are in danger/at risk when we We can take care of/protect animals with these measures. Protecting animal habitats is of great importance beca
5、use We can take measures to/make efforts to We should call on people to Expressions Speaking C Sample answer: A: I read a news report that animals, especially wild ones, are at risk when we dont see them as important to our world. Do you think we should protect animals and their habitats? B: Yes, it
6、s of great importance because they help maintain the balance of our ecosystem. They provide us with many things such as food, clothes and happiness. A: Youre right. Dont forget theyve also led us to key advances in science and technology. Unfortunately, some human activities have done much harm to t
7、hem, directly and indirectly. B: What do you mean? Speaking C A: For example, hunting and fishing directly cause animal populations to fall, while indirectly, the cutting down of trees leads to the loss of animal habitats. B: Thats true, but we can take measures to help save them. A: Definitely! Wha
8、t do you suggest? B: We can reduce how much beef we eat because forests are often cut down to make room for cattle farming and can also reduce our use of wood and paper. Most importantly, we should call on people to pay attention before its too late. What do you think? A: Agreed! Writing an article
9、about it for the school newspaper is a good way to start! Speaking Planning your writing Learning about the structure State the importance of protecting animals. Explain how human activities harm animals. Come up with ways to protect animals. Learning about the language It is a good idea to give exa
10、mples when you explain how human activities harm animals. You can use the following expressions: for example, for instance, take the example of, etc. You can also use powerful and emotive words and phrases to make a strong impact on the reader. D Writing Sample answer: Help protect animals! Animals
11、are very important to our world, and we must work together to protect them. Some of them bring us joy. Some provide us with food and clothes. Still others have led us to key advances in science and technology. Last but not least, animals help maintain the balance of our ecosystem. Unfortunately, man
12、y species are endangered because of us. D Writing Human activities have done much harm to animals. Some human activities, such as hunting and fishing, directly cause populations of many animals to fall. Other human activities have an indirect impact on animals. For example, the destruction of the Am
13、azon rainforest has led to the loss of animal habitats. Writing We must try to do whatever we can to protect animals. By reducing our use of wood and paper, we can save not only trees, but animals living in the forests. Likewise, we should try to reduce the amount of beef that we eat, because many t
14、rees in the Amazon are cut down to make room for cattle farming. But above all, we should spread awareness about the importance of animals and their need for protection. Writing Checking your writing Remember to check your writing after you finish and exchange drafts between you and your partner. Pa
15、y attention to the following aspects: Punctuation Spelling Grammar Choice of words Style (formal/informal) Structure Writing Self-review What ways do you come up with on protecting animals? Do the examples help explain how human activities harm animals? Peer review What advice does your partner give on your writing? How can you improve your writing? Writing Homework 1. Polish up your report. 2. Finish the workbook. Homework 1. Read this article aloud. 2. Finish the workbook. 谢 谢 谢谢
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