单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2021/2/24,0,B3U1,Nature in the balance,1,B3U1Nature in the balance 1,The Amazon rainforest: a natural treasure,2,The Amazon rainforest: a natu,Lead in,Since you have previewed the article, Lets see how much you know about the Amazon rainforest.,3,Lead inSince you have previewe,1. The Amazon rainforest is the,largest,rainforest in the world.,A. Yes B. No,2. The Amazon rainforest is more than half the size of China.,A. Yes B. No,3. How many countries does the Amazon rainforest cross into?,5 countries B. 6 countries C. 7 countries D. 8 countries,4. How many,known,已知的,species,物种,in the world can be found in the Amazon rainforest?,One in five B. One in eight C. One in ten D. One in six,5. The Amazon rainforest is often known as the “_ of the planet”.,lungs,4,1. The Amazon rainforest is th,Para. 1:,Para. 2:,Para. 3:,.,Pare. 4:,.,Para. 5:,.,Plant biodiversity,；,Levels,of the rain,forest,Animal,biodiversity,；,Food chain,The,rainforests value to the human race; threats to the rainforest,Read,the documentary script and write the main idea of each paragraph. (P4),Introduction to the Amazon rainforest,Basic information about the rainforest,A1,5,Plant biodiversity ；Levels of,8,6 million,6400,40,000,1300,400,20%,17,Read,the documentary script again carefully and fill in the blanks with the figures.,A2,cite figures to,precisely,show how large the Amazon rainforest is,cite figures to,precisely,show its rich biodiversity,cite figures to,precisely,show its value to us,cite figures to,precisely,show the threat to the rainforest,6,86 million640040,000130040020%,Read,Paragraph 3,and complete the mind map about different levels of the rainforest.,(4),(3),(2),(1),a system of roots,beneath the ground,The forests different levels,the mass of leaf litter,shorter plants with large leaves,towering,ancient hardwoods,the tops of the tallest trees,7,Read Paragraph 3 and complete,8,8,Read,Paragraph 4,and complete the following chart about the food chain in the rainforest.,nutrients in the earth,insects,(4),leaves and fruits,(1),(2),(3),frogs,jaguars,microorganisms,The forests food chain,9,Read Paragraph 4 and complete,Basic information,location and size,Name: getting,its,name,from,(1),_,richest (2,),_,Amazon rainforest,Animals,more than 1,300 species of birds and over 400 species of (5,) _,_,_,elements of this,forests,(6,),_,_,Plants,more than 40,000 (3,) _,different,(4,) _,of,the forest,Significance,fix carbon and producing (7),_,_,_,having,species used for (8),_,Danger,the major,danger:,(9),_,_,_,_,_,disappearing due to human activities such as (10,) _,_ and,cattle farming,the Amazon,river,biodiversity,plant species,levels,mammals,food chain,oxygen,food or medicine,us/human beings,agriculture,Summarize the article based on the chart,10,Basic informationAmazon rainfo,A3,1. What makes the Amazon rainforest,a natural treasure,according to the script?,The Amazon rainforest is unique, beautiful and valuable. It contains 10% of,all known,species on the Earth. It produces over 20% of the planets oxygen.,Its wonderful,plant and,animal species,have enabled humans to make,amazing discoveries,.,11,A31. What makes the Amazon rai,A3,2. What is your answer to the question at the end of the script? Support your opinion with information from the script or other sources.,No. The Amazon rainforest is far too important for us to allow it to be,destroyed. It,helps maintain the balance of the ecosystem and provides our society with,food and,medicine.,Writing purpose: call for us to protect the,natural,treasurethe Amazon rainforest,12,A32. What is your answer to th,variety,Part B1,on P5,agriculture,survive,impact,due to,break down,beneath,thus,13,varietyPart B1 agriculturesurv,unimportant; unfit; unwell; unfriendly,Part B2,on P5,dislike; disabled; disagree,incorrect; inconvenient; impossible; illegal; irregular,nonverbal; nonfat;,14,unimportant; unfit; unwell; un,Thanks,15,Thanks15,