1、Unit 6 Earth firstStarting outWatch the video and answer the questions.1.What does the video want to tell us?2.Listen and fill in the missing numbers in the alarming facts mentioned in the video._square kilometres of forest disappear every year.Around _ trees are cut down each day just to make toile
2、t paper.Each day,around _ species of plants and animals become extinctnearly _ times the natural rate of extinction.Over _ animals are killed by ocean pollution each year._ people dont have clean drinking water.A plastic bottle can take _ years to break down.The ice caps are more than _ thinner than
3、 they were _ years ago.130,000 25,000150 to 2001,0001 million1 billion45050%40Which of the facts in the video do you find most alarming?What environmental problem does each cartoon refer to?What environmental problem does each cartoon refer to?air pollutionwater pollutiondeforestationWhat are the ca
4、uses of these problems?What are the causes of these problems?global warmingWhat do you think is the most serious What do you think is the most serious environmental problem we face today?environmental problem we face today?What should be done to help solve it?What should be done to help solve it?air
5、 pollutionwater pollutiondeforestationglobal warmingUnit 6 Earth firstUnderstanding ideasfinfnBrainstorming Whats your impression of sharks?(use adjectives to describe it)Brainstorming Whats your impression of sharks?(use adjectives to describe it)endangereddangerousterrifyingpowerful sharksman-eati
6、nghugeinterestingintelligentcutefinning:a type of fishing where sharks are caught and their fins cut off.1.What caused the endangerment of sharks?peoples fear of sharksfinningPara.2 People saw sharks as _People wanted sharks _Para.3What is finning?Why does finning happen?stereotype2.Why is the film
7、Jaws mentioned at the beginning of the passage？To show how it influenced peoples attitude towards sharks.To attract readers with the impressive scene.It strengthened peoples long-held idea of the great white sharks as a dangerous animal.3.What made the writer of the film Jaws change his attitude tow
8、ards sharks？Is he alone in the protection of sharks？A.To criticize Peter Benchleys misleading description of sharks in his book and advocate the protection of sharks.B.To explain peoples misunderstanding of sharks and raise awareness of shark protection.C.To inform people about sharks and recommend
9、the film and the book to them.4.Whats the authors purpose in writing the passage?as dangerous animalssharks were bad animals that ate humansswimming in the seafish for sharksfear of sharks and finningwas wrong about sharks behavior to protectsharks do not see people as foodunderstanding sharksprotec
10、t sharks from extinctionWhat caused the change?5.Do you know any other misunderstanding of animals?What has changed your previous opinion about them?Para 4 In 1980,Benchly was diving when he came across an awful sight.be doing.when be about to do.wheneg.我们正要出去，突然下起雨来。We were about to go out when it
11、started to rain.我们正在排练，突然停电了。We were having a rehearsal when there was a sudden e across:1.find sth or meet sth by chance 2.to produce an impression eg.When sober,he can come across as an extremely pleasant and charming young man.在他不醉酒的时候，他给人的印象可能会是一位极其可爱有魅力的年轻人。Para 4 He came to see people as a dan
12、ger to sharks,rather than the other way e to do:to finally reach a state in which something happens or you do something.eg.过了好几个月，他终于适应了川菜的辛辣口味。It was several months before he came to like the spicy flavor of Sichuan cuisine.the other way round:the opposite eg.反过来也是一样。Its the same the other way round.浮出水面 开始的场景长久以来的观念对.感到害怕捕鱼切掉；切断对.有意外的影响偶然遇到终于开始.反过来以.为目标巧合地；无意地灭绝surface(v.)opening scenelong-held ideafrightened offishing cut offhave an unexpected effect uponcome across come to do.the other way roundtarget(v.)-be targeted at.by mistakeextinction-extinct
