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1、 3a Save the sharksUnit 8 Were trying to save the earth.SectionAThe earth is badly polluted,what should we do to save the earth?xx we should remember to turn off the light when we leave the room.We can take the bus or ride a bike instead of driving a car.Wed better not use napkins, wooden chopsticks
2、 and plastic forks ,or bags,but use the ones at home. Throw rubbish in the bins and keep public places cleanWe should try our best to recycle paper and books.If everyone could play a part,our country will be more beautiful.If we dont protect our environment, some animals will be endangered. We shoul
3、d do something to save the animals and save the environment! Koalapanadatiger shark1. Where do sharks live? _2.They are strong ,arent they? _3. What do they eat? _4. The number of sharks is increasing,isnt it? _5. Why do people catch them? _ In the sea(ocean).No, it isnt.To cut off their fins.Yes, t
4、hey are.Fishes. 1. Have you ever seen a shark? Where?2. What do you know about sharks?Sharks are at the top of their food chain. 在.顶端 食物链 People catch the sharks. （捕鲨鱼）捕鲨鱼）=The sharks are caught by people. 被捕杀被捕杀People cut off the fins, and throw sharks 割鱼鳍割鱼鳍 扔回去扔回去back into the ocean.90 Without fi
5、ns ,a shark can no longer swim 不再不再and slowly dies.Its not only cruel but also 残忍的残忍的 (be)harmful to the environment.对对.有害有害the numbers of some kinds of sharks90%100%10%In the last 20 to 30 years,the numbers of some kinds of sharks have fallen by over 90 percent. They are endangered. 濒危的濒危的.的数量的数量 Y
6、ou are killing a whole shark each time （每次）（每次） you enjoy a bowl of shark fin soup.（一碗鱼翅汤）（一碗鱼翅汤） No scientific studies have shown that shark fins 科学研究科学研究are good for health. toStop eating shark fin soup.No trading,no killing. trade买卖买卖 杀害杀害Read and recite the words and phrases:at the top of 在在.顶端顶
7、端 each time 每次每次food chain 食物链食物链 catch the sharks捕鲨鱼捕鲨鱼 cut off the fins 割鱼鳍割鱼鳍throw .back into 扔回去扔回去 no longer不再不再cruel 残忍的残忍的 be harmful to对对.有害有害the number of.的数量的数量 endangered濒危的濒危的 a bowl of shark fin soup 一碗鱼翅汤一碗鱼翅汤scientific studies 科学研究科学研究 trade 买卖买卖Complete the sentences1.Sharks are_(在顶部
8、) their _. (食物链) 2.People _（捕鲨鱼）=The sharks _by people.3.People _(切割) the fins, and _ (把他们扔回)the ocean.4. Its not only _(残忍的)but also _ (有害处) the environment.5.Some kinds of sharks are _（濒危的）.6.You are killing a whole shark _（每次）you enjoy _.（一碗鱼翅汤） at the top offood chaincatch the sharksare caughtcu
9、t off throw them back intocruelharmful toendangeredeach timea bowl of shark fin soup Para. 1Para. 2Para. 3It will bring danger to ocean life when people cut off sharks fins.Environmental protection groups are against finning. Youre killing a whole shark each time you enjoy a bowl of shark fin soup.
10、速读文章，找出段落大意。速读文章，找出段落大意。(反对做某事反对做某事 be agsinst doing）环境保护组织环境保护组织 Careful reading Read para 1 and answer the questions:1.where is shark fin soup popular?2.what s the fact when people enjoy a bowl of shark fin soup?shark fin soup is popular in southern China. The fact is that they are killing a whole
11、 sharkeach time people enjoy a bowl of shark fin soup 在中国南部在中国南部 Retell paragh 1 shark fin souppopular ineach time,enjoy,killShark fin soup is popular in southern China.They are killing a whole shark each time people enjoy a bowl of shark fin soupRead para 2 and answer the questions:1.How will peopl
12、e deal with sharks when they catch them?2.What do you think of killing sharks? They cut off the fins and throw them back into the ocean.Its not only cruel but also harmful to the environment.不但不但.而且而且 3.The sharks cant be endangered ,can they? 4.What are the numbers of sharks in the last 20 to 30 ye
13、ars?Yes, they can.The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years.的数量的数量在最近在最近20到到30年里（现在完成时）年里（现在完成时）(不，他们能。）不，他们能。）2catch,cut,throwbe harmful tocruelat the top of.number,drop, dangerwithout, no longerdieendangerednumber ,fall by ,90%,People catch shark
14、s,cut off the fins and throw them back into the ocean.Its not only cruel but also harmful to the environment.Without fins,a shark can no longer swim and dies slowly.Sharks are at the top of the food chain,if the numbers drop too low,it will bring danger to the ocean life.The numbers of sharks have f
15、allen by 90 percent in the last 20 to 30 years.Sharks are endangered.Retell para 2 catch,cut,throwbe harmful tocruelat the top of.number,drop, dangerwithout, no longerdieendangerednumber ,fall by ,90%,Retell para 2 not only.but also.不但.而且. (谓语动词_原则)Not only he but also I _ interested in music.=Not o
16、nly I but also he _interested in music.同样用法的词组有：同样用法的词组有：amisneither.nor. 既不既不.也不也不;两者都不两者都不Neither he nor I_ been to America.either.or. 或者或者.或者或者Either I or he_ asked to do the job.haveis就近就近the number of . .的数量的数量 (谓语动词谓语动词_)a number of . 许多，大量的许多，大量的Eg:我们班学生的数量是40，他们大部分都喜欢数学。_students in our clas
17、s _ forty,and _ them_ math. islike三单三单The number of a number ofRead para 3 and answer the questions:1.Write down two environmental protection groups against finning.2.Are you sure fins are good for health? Why?WildAid and the WWF No , Im not. Because no scientific studies have shown that shark fins
18、are good for health. 对对.有好处有好处环境保护组织环境保护组织Retell para 3 Environmental protection groups ,law,stop no scientific studies,good stop, trade,kill Environmental protection groups ask the government to develop the law to stop the sale of shark fins.no scientific studies show that shark fin soup is good fo
19、r health.So stop eating shark fin soup,no trading,no killing. Retell para 3 Environmental protection groups ,law,stop no scientific studies,good stop, trade,kill Lets review the text ! Shark fin soup is popular in_China. But people are killing a whole shark _ _they enjoy it. When people catch the sh
20、arks, they _ _ their fins and_ the sharks back into the ocean. Its _.Because the shark cant _ without the fin and it slowly_. And it is also _ to environment. Sharks are at the _ of the _ _ . If the number of sharks drops too low, it will break the balance of nuture. So stop_ the shark fin soup, and
21、 take_ to save the sharks! No_,no_.southern each timecut offthrowswim diescruelharmful topfood chaintradingeatingaction killing at the top ofcatchcut off, throw backdie,cruel. be harmful to20 to 30 years, endangeredno scientific studiesWildAid WWFstop the sale of90 percentRetell summary(小结小结)1.learn
22、 the words and phrases2.Master the usage:就近原则就近原则not only.but also; neither.nor; either.or the number of . .的数量的数量 (谓语动词谓语动词三单三单) a number of . 许多，大量的许多，大量的3.Retell the passage 1. Review the new words and expressions youve learned and do the exercises.2. Write a passage about sharks in your own word
23、s. The earth is badly polluted, so if we dont protect our environment, some animals will be endangered,such as koalas,pandas,tigers,sharks and so on. We should do something to save the animals and save the environment! This class well learn something about sharks. Read the passage aloud: The earth i
24、s badly polluted,what should we do to save the earth? I think everyone should play a part. we should remember to turn off the light when we leave the room.We can take the bus or ride a bike instead of driving a car. Wed better not use napkins, wooden chopsticks and plastic forks ,or bags,but use the ones at home. We should try our best to recycle paper and books.Throw rubbish in the bins and keep public places clean . If everyone can do something to prevent the pollution, 33 以上有不当之处，请大家给与批评指正，以上有不当之处，请大家给与批评指正，谢谢大家！谢谢大家！
