1、Unit 3 Conservationthe protection of natural things such as animals,plants,forests etc.,to prevent them being spoiled or destroyedUse the diagram to talk about the things that need to be protected.ConservationWhat needs to be protected?What should we do?Why do they need protection?.Example:Our envir
2、onment needs protection.We use cars too much,which is bad for both the environment and our health.We should use cars less,cycle and walk more.Read the Text Builder carefully.Listen and complete the dialogue.I really feel strongly that we need to change the way we _ in order to protect _.I can see th
3、at _ is one of the biggest threats to our planet.We all need to _.liveour planetthe use of oil and coalrecycle and reduce the amount of waste we produceHow do the speakers talk about conservation?What useful language do you learn from this part?Use the Text Builder to talk about your feelings on con
4、servation or how to protect the environment.I really feel strongly that we need to I can see that We definitely need to We all need to I think we should feelings,whatwhywhat/howWhat are the animals?They are rhinos.What are they endangered?People hunt them illegally for their horns.1.Why is Dr.Bradsh
5、aw working on protecting rhinos?2.What do people do to rhinos?3.What does Dr.Bradshaw suggest doing?4.What may happen,if we dont do something now?Listen to the dialogue.Answer the questionsRhinos are in danger.Some people incorrectly think rhinos horns are useful in medicine and illegally hunt them.
6、Dr.Bradshaw suggests that we need to make everyone know hunting these animals is illegal and that these animals are part of the world we live in.There will be no rhinos left in the world in 20 years.Besides education,what do you suggest doing to protect rhinos?What may happen,if there is no rhinos l
7、eft in the world?What have you learnt from this class?Use the language you have learnt to write a short paragraph about what you learn from this class,how you feel and what you need to protect the environment in the future.HomeworkUnit 3 ConservationLesson 1 The Sixth ExtinctionWhat may happen,if we
8、 dont take steps to protect the endangered animals?Many endangered animals may become extinct.extinct:of a type of plant,animal,etc.,no longer in existence 不再存在的；已灭绝的；绝种的become extinct:die out,be wiped outExtinction of speciesextinction:a situation in which something no longer existsspecies:a set of
9、 animals or plants in which members have similar characteristics to each otherHow much do you know about extinction?1.How many times up to today has life on Earth almost died out?A.Once.B.Five times.C.More than 10 times.2.About which percent of all species on Earth became extinct during the mass ext
10、inction known as the“Great Dying”?A.Less than 10%.B.Nearly 50%.C.More than 90%.3.What do scientists think will cause the next mass extinction?A.Human activity.B.Natural causes.C.Unknown reasons.Read paragraph 1 quickly,check the answers and get the main idea.How much do you know about extinction?1.H
11、ow many times up to today has life on Earth almost died out?A.Once.B.Five times.C.More than 10 times.2.About which percent of all species on Earth became extinct during the mass extinction known as the“Great Dying”?A.Less than 10%.B.Nearly 50%.C.More than 90%.3.What do scientists think will cause th
12、e next mass extinction?A.Human activity.B.Natural causes.C.Unknown reasons.P1:Background history of the sixth extinctionWhat do you expect to read in the following parts?P1:Background history of the sixth extinctionP2:Causes of the sixth extinctionP3:Effects of the sixth extinctionP4:How to avoid th
13、e sixth extinction Read paragraph 2-4 and get the main idea of each paragraph.Read the passage again carefully.Use a graphic organizer to illustrate the information in the passage.Share your work in pairs and improve your own work.Work in pairs.Each student chooses two parts and retells the informat
14、ion to your partner with the help of your work.1.What did people do in the case study to protect black robins?2.Which claim(s)did the study support in the text?Read the case study and answer the questions.People protected Old Blues eggs,helped them to hatch,and took care of the chicks.People are res
15、toring their habitats and removing small animals that hunt them.The case study showed that we can do something to help the endangered species and we have done something successfully.It is not yet too late,if we take action now.Group workUse different coloured pens to highlight at least one example f
16、or each of the four elements listed below in different colours.l Factsl Opinions/predictionsl Reasonsl SolutionsExamples:l Factsl Opinions/predictionsl Reasonsl SolutionsMany scientists say we are now entering the Earths sixth mass extinction.In fact,over 90%of all species that ever lived are now ex
17、tinct.The reasons for extinctions are varied.According to scientists,they include volcanic eruptions,We need to take steps to save endangered species,including Group workUse different coloured pens to highlight at least one example for each of the four elements listed below in different colours.l Factsl Opinions/predictionsl Reasonsl SolutionsGroup discussion1.What typical language is used?2.What text type is this piece of writing?3.What is its communicative purpose?Group workChoose two or three environmental problems that are caused by human activity.Offer solutions.
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