Unit 3 Animals Are Our Friends Lesson 17 Save the tigers 课件 2024-2025学年冀教版（2012）八年级英语下册

冀教版八年级英语下册 Unit 3 Animals Are Our Friends Lesson 17 Save the tigers Learn THINK ABOUT IT Where can you usually see a tiger? Do you think tigers need our help？Why or why not? 2 ENDANGERED ANIMALS WHAT CAN WE DO The King of the Forest ENDANGERED ANIMALS WHAT CAN WE DO Tigers “Save the tigers” is a group of volunteers. These volunteers hope to save the tigers of the world. At the beginning of the 20th century, the number of tigers in the wild was around 100 000. But today that number has dropped to a few thousand. Tigers live in the forests of Asia. They usually have orange fur and dark stripes. Tigers are symbols of strength and courage. In many stories, they are brave. The tiger is at the top of the food chain. It helps keep the number of other wild animals in balance. For this reason, tigers are important to the environment. Save the Tigers group works to protect the tigers. Learn Learn the text. 5 ENDANGERED ANIMALS WHAT CAN WE DO ENDANGERED ANIMALS WHAT CAN WE DO What do you know about tigers? In recent years, tigers have been in danger of disappearing. Some people hunt and kill tigers for money. People have cut down a lot of trees as well. As forests disappear, tigers lose their homes. The number of tigers in the wild is quickly decreasing and we must do something about it. Learn Learn the text. These tigers live in a zoo. 8 Many tigers died out(灭绝). the Caspian tiger里海虎 the Balinese tiger巴厘虎 the Javan tiger爪哇虎 die out in 1988 die out in 1937 die out in 1981 There are currently six types of tigers：the Bengal tiger，the Siberian tiger，the Sumatran tiger，the Malayan tiger，the Indochinese tiger and the South China tiger. Learning Tip Lesson 17: Save the Tigers Read the text in groups and pay attention to these sentences. Practice (1) But today that number has dropped to a few thousand. (2) These volunteers hope to save the tigers of the world. (3) At the beginning of the 20th century, the number of tigers in the wild was around 100 000. (4)People have cut down a lot of trees as well. Please pay attention to the long words: thousand, volunteer, beginning. 1. The number of the tigers has dropped to a few ___________. 2. Tigers are important to the ___________. 3. In recent years, tigers have been in danger of ____________. thousand environment disappearing Read the text and fill in the blanks. Practice 点击输入 标题内容 In recent years，tigers have been in danger of disappearing . Some people hunt and kill tigers for money . People have cut down a lot of trees as well. As forests disappear，tigers lose their homes . The number of tigers in the wild is quickly decreasing and we must do something about it. 14 Administrator (A) - (1) The tiger is at the top of the food chain. (　　) (2) The number of tigers is quickly decreasing now. (　　) T T　 Read the text and decide whether the statements are true or false. Practice Tigers are in danger of disappearing. Some people hunt and kill tigers for money. People have cut down a lot of trees as well. As forests disappear, tigers lose their homes. as well/too肯定句句末，too前加逗号；either否定句句末 Read Para 3 处于危险状态 16 点击输入 标题内容 Learning Tip　 There are currently six types of tigers：the Bengal tiger，the Siberian tiger，the Sumatran tiger，the Malayan tiger，the Indochinese tiger and the South China tiger . 17 Administrator (A) - 点击输入 标题内容 Language points 1 “Save the tigers” is a group of volunteers. save v. 拯救，挽救 save one’s life 救某人的命 save...from... 从……救出…… save 作动词，“节省；节约” a group of 一组... 18 Administrator (A) - 知识梳理 1. At the beginning of the 20th century, the number of tigers in the wild was around 100 000. the number of意为“……的数量”，它的中心词是number， 引导短语作主语时，谓语动词要用单数形式： The number of the students is over 2000 in our school. a number of 表示“许多、大量的”，相当于many， 修饰可数名词复数。作主语时，谓语动词用复数。 number前可用large，small等修饰，表示程度。例如： How to protect animals ④ stop hunting and killing ② protect the environment ③ plant more trees ① make rules for.... Let's Do It 3 Work in groups and discuss some ways we can protect animals . Write down your ideas. 20 Wildlife is our friends. They can keep the balance of nature and make the whole world colorful. To protect wildlife is to protect ourselves. 点击输入 标题内容 Language points 2 At the beginning of the 20th century, the number of tigers at the beginning of... 在……之初 at the end of...在……的结尾/末端 22 Administrator (A) - 点击输入 标题内容 Language points 3 At the beginning of the 20th century, the number of tigers the number of ……的数目/ 数量 接可数名词的复数形式,做主语时，谓语动词用单数。 24 Administrator (A) - 3. For this reason, tigers are important to the environment. be important to sb./sth. ……对……来说是重要的。 be important for sb./sth. 对于……来说做……是重要的。 例如: Time is important to me. It is important for you to get there early. Exercises 根据汉语完成句子 1．这个月初他们的儿子出生了。 Their son was born ________ ________ ________ ________this month. 2．吉姆也要来参加聚会。 Jim is coming to the party ________ ________． 3．荷兰队已降至第五名。 The Dutch team ________ ________ ________ fifth place. 4．目前，大象处于巨大的危险中。 So far, the elephants are ________ great ________. 5．自然界的食物链应保持平衡。 The________ ________in nature should be ________ ________. at the beginning of as well have dropped to in danger food chain in balance 点击输入 标题内容 Language points 4 ① the number of ……的数目/数量；后接可数名词的复数形式，作主语时，谓语动词用单数形式。 The number of the students in our school is about 3 500. 我们学校的学生人数大约是三千五百人。 ② a number of 许多，大量；修饰可数名词的复数形式，作主语时，谓语动词用复数形式。 A number of students are playing in the playground. 许多学生正在操场上玩。 27 Administrator (A) - 5. In recent years, tigers have been in danger of disappearing. in danger of意为“处于……危险之中”。例如 You’re in danger of catching a cold. The sick man is in danger of death. The passengers are in danger! Let’s go and help! Summary Exercises 1. Temperatures _________ (drop) to freezing last night. 2. Some wild animals may _________(appear) forever if we don't stop hunting them. 3. Put on your warm coat, or you are in danger of _______ (catch) a cold. 4. We must do something to ________ (stop) people from killing tigers. 5. It’s important _________ (feed) tigers in the open air. 一、用所给单词的适当形式填空。 dropped disappear catching stop to feed 1. Review the major points 2. Complete the exercises. 3. Find the ways to help the tigers. Write a short passage about “How to protect animals”. Homework 31 null 49080.0 null 21888.0 $$