Unit 9 Saving the EarthLesson 35Lecturer : Freeman ling Animals In Danger ! Pictures of animals that lived in ancient times The earth was the home to many different living things. This old tiger is very lonely. There are no more than 400 tigers left in China. “Give me a chance to live!” Read the text quickly and then answer the following questions:1.How many kinds of living things are there on the earth? 2.How many kinds of living things died out between the year 1550 and 1950?There are five to ten million kinds.About 400 kinds. Reading Comprehension Reading Comprehension3.And how many died out between the year 1985 and 1995? 4.Why are many animals dying out?1)Many animals have been killed for food.2)Many of the places for animals have been destroyed.3)Rivers, lakes have been polluted.More than 3650 kinds of living things died out. 5.Who is the most dangerous enemy of animals? 5.Why is the tiger in China in danger?6. Is the number of tiger in India growing now? Why ?7.What should we do to protect plants and animals?Human beings.Because many of the forests where the lived were destroyed and tigers were hunted and killed.Yes. Because they have made some progress in protecting the tiger. ListeningLook at the text , Listen to the recorder and try to find some language points. Language points1. die out--- disappear completely, come to an end 死光；绝种 die away --- become weak 渐渐消失 die of / from die down --- 渐渐熄灭、平息译： 1 、音乐声慢慢消失了。 2 、图片上的这种植物现在已经灭绝了。The music slowly died away.The plant in the picture has already died out. Language points2. an average of… 平均多少……3. per day = each day4. There are many reasons for animals dying out. animals dying out 是动名词的复合结构 作介词 for 的宾语。e.g. I don’t remember Allen going there. I suggest Mary studying politics. Language points5. …the part that humans have played. 人类所扮演的角色、所起的作用 play a part / role (in sth.) 1) 在… …中扮演角色； 2) 在… …中发挥作用译：电在国家建设中发挥了重要的作用。 Electricity plays an important role in the construction of the country. Reading Practice1.Read the text on page 53 and mark all the past participles you can find in it.2. Do word study on page 53. Homework1. Exx. 2, 3 P.1152. All the exercises on P. 115--116
