(2021新牛津译林版)高中英语必修三Unit1 Reading I+II ppt课件.pptx
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- 新教材 【新教材】牛津译林版2019版英语必修三Unit1 Reading I+II ppt课件 牛津 译林版 2019 英语 必修 Unit1 II ppt 课件 下载 _必修 第三册_牛津译林版(2020)_英语_高中
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1、Nature in the balance B3U1 Listen to a song What is the message of the song? 1 Welcome to the unit The message is the main or most important idea that someone is trying to tell people about in a film, book, speech etc. Type of passage Q: Where is the article taken from? documentary script (原稿)原稿) st
2、ructure Complete part A1 on page 4 with the main idea of each paragraph. Para. 1: Introduction to the Amazon rainforest Para. 2: Basic information about the rainforest Para. 3: _ Para. 4: _ Para. 5: _ Plant biodiversity; levels of the rainforest Animal biodiversity; food chain The rainforests value
3、to the human race; threats to the rainforest A huge sea of: a lot of, plenty of (大量的,许多)(大量的,许多) Be alive with: be full of things that are alive (充满,到处充满,到处都是)都是) What springs to your mind when you read this sentence? Welcome to the jungle, a huge sea of green alive with the sounds of animals. 01 2
4、The author writes about the _, the _, the _ and the _ of the Amazon rainforest. location size name biodiversity With an area of around 6 million square kilometers, the Amazon rainforest is more than half the size of China. 2 The Amazon River is close to 6,400 kilometres in length roughly 100 kilomet
5、res longer than the Yangtze River. Why does the author make such comparisons? Who can be the target audience of the documentary? 3 3 a system of roots (根系)(根系) the tops(树冠)(树冠) of the tallest trees the mass of leaf litter(落叶层)(落叶层) shorter plants with large leaves towering ancient hardwoods(阔叶树)(阔叶树
6、) 4 Jaguars Insects At least 87 species, including frogs Microorganisms nutrients 5 Why is it called “lungs of the planet”? What endangers the rainforest? 5 Can we afford to damage the lungs of the planet? Why? Whats the purpose of this passage? To introduce To appeal to people to harm variety survi
7、ve thus impact in turn break down due to build up Key words 01 harm uncountable damage or injury that is caused by a person or an event 伤害;损害 Our children deserve protection from harm. This accident will do serious harm to my business. All dogs are capable of _ human beings. 只要是狗就可能会咬人。 do harm to s
8、b= do sb harm doing harm to 01 harm uncountable damage or injury that is caused by a person or an event 伤害;损害 The treatment did him more harm than good. Shes a terrible gossip but she means no harm. It wouldnt do you any harm to get some experience first. He may not be able to help but theres no har
9、m in asking him. v to hurt or injure sb or to damage sth 伤害;损害 Watching violence on TV can harm children. Living together didnt harm our friendship. If anything it strengthened it. 你的坏习惯一定已经伤害了你的健康。 Your bad habits must have harmed your health. 01 harm 派生词 The polluted water and air are _(harm) to p
10、eoples health. Dont worry. This experiment was _(harm) to the animals. 01 harm 02 variety n. A variety of something: a lot of things of the same type that are different from each other in some way. 多种多样的 People change their mind for a variety of reasons. The island offers such a wide/great variety o
11、f scenery and wildlife. 桌上菜肴之丰富让我叹服。 I was impressed by the variety of dishes on table. 02 variety n. UNCOUNT If something has variety, it consists of things which are different from each other. 变化;多样化 We all need variety in our diet. The music itself has so much variety. Occasionally working from h
12、ome adds variety to a job. diversity 02 variety n. CN type 品种;种类; The lake has more than 20 varieties of fish. a variety show 综艺节目综艺节目 He decided to leave school for _(variety) reasons . The heights of the plants _ (variety) from 8 cm to 20 cm. 派生词 02 variety various vary 这些鱼重3到5公斤不等。 These fish var
13、y in weight from 3 kg to 5 kg. 03 survive (v.) Vi. to continue to live or exist 存活;继续存在;挺过 Only 12 of the 140 passengers survived. Ive had a tough few months, but Ill survive. The organization cannot survive unless we make some changes. Some strange customs have survived from earlier times. an old c
14、ustom which has survived into the twenty-first century I dont know how you survive on such a small salary. 03 survive (v.) Vt. to continue to live or exist despite a dangerous event or time She survived the attack. The company managed to survive the crisis. Many birds didnt survive the cold winter.
15、Few buildings survived the war. I dont know how I ever survived NSFZ. The old lady has survived all her children. 比活(存在)的时间长 Illegal hunting is threatening the _(survive) of the species. survival of the fittest 适者生存 Officials said there were no _(survive) of the plane crash. 派生词 3 survive survival s
16、urvivors 04 impact 1. = powerful effect countable , usually singular Winning this competition could have a great impact on my life. The meeting is expected to have a significant impact on the future of the country. have an impact on sth 网上购物对传统书店有严重影响。 Internet shopping has a serious impact on tradi
17、tional bookshops. 04 impact 2. the force of one object hitting another 撞击,冲撞;冲击力 Airbags are designed to soften the impact of a car crash. The plane is destroyed, a complete wreck: passengers must have died on impact. 1. = hence , therefore 因此因此 Someone had removed all the evidence. Thus, it was imp
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