Unit2 Speaking课件示例 人教.ppt
Unit2SpeakingSpeakingRevisionRevisionsolve the energy problemevaluate the situationvarious solutionsmake a decisionin the name of the Chinese emperorbe rich in all kinds of resourcestake possession of the landdamage the relicdisturb the sleeping childeverything is availableLead-inLead-in Can We Use Robots to Take the Place of Human Beings?Read the third topic of Speaking on page 11:BrainstormBrainstorm1.1.Can robots do all the jobs that Can robots do all the jobs that 2.2.human beings can do?human beings can do?No.Robot can not completely No.Robot can not completely replace the work of human beings.replace the work of human beings.2.Can human beings live like robot 2.Can human beings live like robot on the planet of the Mars?on the planet of the Mars?No.Human beings can only live in No.Human beings can only live in certain environment with air,water certain environment with air,water and proper weather,while robots can and proper weather,while robots can live in extreme conditions.live in extreme conditions.3.Why didnt the scientists of the 3.Why didnt the scientists of the USA send robots instead of USA send robots instead of Armstrong and his two co-workers Armstrong and his two co-workers to the moon?to the moon?Because robots couldnt meet the Because robots couldnt meet the requirements of scientist at that requirements of scientist at that time.time.4.What possible dangers will 4.What possible dangers will human beings meet on the Mars?human beings meet on the Mars?Lack of air and the weather is Lack of air and the weather is extremely cold or hot on the surface extremely cold or hot on the surface of the Mars.(All of these may of the Mars.(All of these may endanger peoples lives.)endanger peoples lives.)5.Is the sacrifice worth doing for 5.Is the sacrifice worth doing for the sake of scientific advancement?the sake of scientific advancement?Science means sacrifice,so it is Science means sacrifice,so it is worth doing for the advancement of worth doing for the advancement of science.science.6.Are there any space disasters that 6.Are there any space disasters that you have known?you have known?Russian spaceship crashed and Russian spaceship crashed and killed several astronauts.killed several astronauts.Present opinionsPresent opinions1.From my understanding,I find it possible that2.In my opinion,nobody has the right to3.For the sake of,I believe4.In respect for,we should5.Everything has two sides,but I6.By no means should we sacrifice peoples life in the name of scienceDiscussDiscussDiscussDiscussDebateDebateProcess 1.Each group chooses a representative and a sectary to do shorthand.2.The representative from group A(positive group)presents the entire groups opinions and reasons.（each student is limited to 1 minute）3.The representative from group B(negative group)presents the entire groups opinions and reasons.（each student is limited to 1 minute）Process (the sectary do shorthand)1.Debater A states opinion and presents examples or facts.2.Debater B states opinion and facts to argue with debater A.Process 1.The representative from group A makes conclusion speech.2.The representative from group B makes conclusion speech.Sample conclusion speechGroup A:Science means to explore and Science means to explore and research,while on the other hand,only research,while on the other hand,only those who are devoted to science can those who are devoted to science can make great achievement in the scientific make great achievement in the scientific field.As part of scientific research,field.As part of scientific research,exploration is dangerous and itexploration is dangerous and itchallenges peoples courage,endeavor and challenges peoples courage,endeavor and spirit to sacrifice.It was the braveness of spirit to sacrifice.It was the braveness of the early explorers that made people the early explorers that made people discover“the New World”.But in their discover“the New World”.But in their course of expeditions,many people lost course of expeditions,many people lost their lives because of the storms,sickness their lives because of the storms,sickness and lack of fresh water.In space traveland lack of fresh water.In space travelhuman beings are making progress dayhuman beings are making progress dayby day.But if there were no Armstrong,by day.But if there were no Armstrong,we would not know what the real moon we would not know what the real moon is like.In conclusion,robots can help is like.In conclusion,robots can help people do a lot of things,but they can people do a lot of things,but they can not completely replace humans courage not completely replace humans courage and wisdom.and wisdom.Group B:Group B:Robots are ideal alternatives to replace Robots are ideal alternatives to replace human beings to accomplish the task on human beings to accomplish the task on the Mars.First,the extreme condition the Mars.First,the extreme condition makes it impossible for humans to land makes it impossible for humans to land on it.Therefore,it is not ripe for human on it.Therefore,it is not ripe for human to land on the Mars.Second,lives are to land on the Mars.Second,lives are always valuable,and we should avoidalways valuable,and we should avoidunnecessary sacrifice since robots are unnecessary sacrifice since robots are perfect alternatives.We should make full perfect alternatives.We should make full use of it.Third,robots can do better jobs use of it.Third,robots can do better jobs in photographing and data analysis.All in photographing and data analysis.All in all,it is foolish to cause unnecessary in all,it is foolish to cause unnecessary deaths since we can avoid it.deaths since we can avoid it.Homework1.Preview the following words：curious,wealthy,in exchange for,central position,ambassador,existence,accurate,exist,ripe,command,renew,expedition2.Read the handout and remember as much background information of Reading as possible.HomeworkLanguage preparationDiscussionDebate/solutionReference:Reference:Reference:Reference:The other two topics can also be The other two topics can also be designed to follow the process below.designed to follow the process below.Design of topic 1:Design of topic 1:Topic:Can space explorers of the future take possession of other planets or resources on those planets?Language preparation:1.Can we use“first come,first served”principle in space exploration?2.Is space exploration very expensive?3.What should we do first if we colonize other planets?4.Will exploration lead to fierce competition among countries?5.Will opening up the planet spoil their natural appearance?6.Is it equal for all the countries on the earth if only a few countries can take possession of the planet just because they are the first to land on it?7.If so,will fierce competition cause wars?Keys:1.It is true,because there is no international law for us to adhere and we have to use natural principle.2.Yes,space exploration research costs a lot.And the first country has to invest large sums of money before they land on the planet.3.They have to spend great effort to open up it and make it possible for human beings to live in it.4.Yes.However,competition among those able countries may lead to greater progress.5.Yes,it surely will.6.No,it is unequal.7.Yes,it will cause wars just as it did when Europeans began their exploration on the sea.Discussion:
