1、B3U1Nature in the balance 1The Amazon rainforest:a natural treasure2Lead inSince you have previewed the article,Lets see how much you know about the Amazon rainforest.31.The Amazon rainforest is the largest rainforest in the world.A.Yes B.No2.The Amazon rainforest is more than half the size of China
2、.A.Yes B.No3.How many countries does the Amazon rainforest cross into?A.5 countries B.6 countries C.7 countries D.8 countries4.How many known已知的 species物种 in the world can be found in the Amazon rainforest?A.One in five B.One in eight C.One in ten D.One in six5.The Amazon rainforest is often known a
3、s the“_ of the planet”.lungs4Para.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 t
4、he Amazon rainforestBasic information about the rainforestA1586 million640040,000130040020%17 Read the documentary script again carefully and fill in the blanks with the figures.A2cite figures to precisely show how large the Amazon rainforest iscite figures to precisely show its rich biodiversitycit
5、e figures to precisely show its value to uscite figures to precisely show the threat to the rainforest6Read Paragraph 3 and complete the mind map about different levels of the rainforest.(4)(3)(2)(1)a system of roots beneath the groundThe forests different levelsthe mass of leaf littershorter plants
6、 with large leavestowering ancient hardwoodsthe tops of the tallest trees78Read Paragraph 4 and complete the following chart about the food chain in the rainforest.nutrients in the earthinsects(4)leaves and fruits(1)(2)(3)frogsjaguarsmicroorganismsThe forests food chain9Basic informationlocation and
7、 sizeName:getting its name from(1)_richest(2)_ Amazon rainforestAnimalsmore than 1,300 species of birds and over 400 species of(5)_ elements of this forests(6)_ Plantsmore than 40,000(3)_different(4)_ of the forest Significancefix carbon and producing(7)_ having species used for(8)_ Dangerthe major
8、danger:(9)_ disappearing due to human activities such as(10)_ and cattle farmingthe Amazon riverbiodiversityplant specieslevelsmammalsfood chainoxygenfood or medicineus/human beingsagricultureSummarize the article based on the chart10A31.What makes the Amazon rainforest a natural treasure according
9、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.11A32.What is your answer to the question at the end
10、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 12varietyPart B1 on P5agriculturesurviveimpactdue tobreak downbeneaththus13unimportant;unfit;unwell;unfriendlyPart B2 on P5dislike;disabled;disagreeincorrect;inconvenient;impossible;illegal;irregularnonverbal;nonfat;14Thanks15
