(课件网) Unit 1 Nature in the balance Welcome to the unit & Reading Have you ever watched a documentary before Pre-reading Pre-reading Do you know where it is The Amazon rainforest Predicting :What do you think the script is about from the title and pictures animals significance/ value plants danger location The Amazon rainforest: a natural treasure Para. 1: Introduction to the Amazon rainforest Para. 2: Basic information about the rainforest Para. 3: _____ Para. 4: _____ Para. 5: _____ Analysing the structure Read the documentary script and write the main idea of each paragraph (part A1). Plant biodiversity：levels of the rainforest（plants） Animal biodiversity：food chain （birds and animals） The rainforest’s value to the human race; threats to the rainforest Para. 1 : Introduction The status of The Amazon rainforest: _____. the largest rainforest in the world Para. 2 : Basic information The Amazon rainforest lies on_____. It’s named after _____. The Amazon rainforest and the Amazon River give the _____on the Earth. the South American continent The Amazon River richest biodiversity Watch a video about the Amazon rainforest a system of roots The forest’s different levels support an unbelievable variety of wildlife. the tops of the tallest trees the mass of leaf litter shorter plants with large leaves towering ancient hardwoods Para. 3 : Plants There are _____ levels of plant species. 5 Read Paragraph 4 and complete the following chart about the food chain in the rainforest. nutrients in the earth insects leaves and fruits frogs jaguars microorganisms The forest’s food chain Para. 4 : Food chain Para. 5 : Significance and danger 1. Why does the Amazon rainforest play a significant role in maintaining the balance of the Earth's ecosystem the “lungs of the planet” a treasure house of species for food and medicine materials 2. What's the major danger in the Amazon rainforest What's the situation of the Amazon rainforest over the past 50 years major danger :us / human beings About 17% of the rainforest has disappeared due to human activities. 请写一封倡议书，呼吁大家关注亚马逊雨林的现状并予以保护。内容包括如下要点: 1.亚马逊雨林的现状和重要性； 2.给出一些必要的防范措施。 Dear friends, I am writing to call on everyone to pay attention to the protection of the rainforest. _____ Let’s take action to protect the rainforest now. Thank you! Students’ Union Writing Presentation and appreciation Criteria Weak Ok Great Handwriting 1 2 3 Spelling 1 2 3 Punctuation 1 2 3 Grammar 1 2 3 Language 1 2 3
