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1、Unit 4 Space ExplorationIs exploration space a waste of time and money？Look at the following questions and find answers from the reading passage.1.Whats the literary genre(体裁；类型体裁；类型)of this passage?2.Whats the structure of this passage?3.How does the writer organize the passage and make his/her opi
2、nions persuasive?While-readingWhile-reading1.Whats the literary genre of this passage?Its an argumentative essay.An argumentative essay is a type of thesis or composition where you have to present your view and attempt to convince others that your facts and arguments are correct.Your view should be
3、backed up by a few examples,reasons and logics.While-reading2.Whats the structure of this passage?Is exploration space a waste of time and moneyPart 1:para 1IntroductionPart 2:paras 2-4BodyPart 3:para 5ConclusionRead for structuredifferent opinionsRead for organization and featuresPart 1:Introductio
4、nexploration space a waste of time and moneyPart 1:para 1IntroductionPart 2:paras 2-4BodyPart 3:para 5ConclusionDifferent opinions about space explorationRead for structureFirstly,exploring space has already made a difference in the fight against world hunger.Secondly,space exploration has already p
5、romoted technological improvements that benefit us all.Finally,sending astronauts into space has helped people to think about the worlds problems and even to find ways to solve them.Topic sentencesRead for organization and featuresPart 2:Find the three topic sentences that summarise the writers argu
6、ments about space exploration.exploration space a waste of time and moneyPart 1:para 1IntroductionPart 2:paras 2-4BodyPart 3:para 5ConclusionDifferent opinions about space explorationBenefitsmade a difference in the fight against world hunger.has promoted technological improvements.has helped people
7、 to think about the worlds problems and even to find ways to solve them.Read for structurePart 3 Conclusion-Underline the sentence that repeats the writers opinion in the last paragraph.The writers opinionRead for organization and featuresexploration space a waste of time and moneyPart 1:para 1Intro
8、ductionPart 2:paras 2-4）BodyPart 3:para 5ConclusionDifferent opinions about space explorationBenefitshas already made a difference in the fight against world hunger.has promoted technological improvements.has helped people to think about the worlds problems and even to find ways to solve them.Space
9、exploration is beneficial and should be continued.Read for structureLanguage points:Important words and phrases1waste time doing sth2find solutions to problems3fatal diseases4result in5orbit Earth6provide the world with7make a difference to 8be transmitted to 浪费时间做某事浪费时间做某事找到解决问题的方法找到解决问题的方法致命的疾病致命的
10、疾病导致导致环绕地球环绕地球为世界提供为世界提供对对.产生影响产生影响被传送到被传送到.Language points:Important words and phrases 9in ones efforts to do sth.10in closing11meet the requirements 12unsolved mysteries13run out努力做某事努力做某事最后最后满足要求满足要求未解之谜未解之谜用完用完Language points:Important sentences1.However,others feel this is a shallow view which
11、fails to realise how exploring space helps us.2.As a result,space-based science has helped farming in its efforts to grow enough food to feed Earths increasing population.3.High-end products around the world are made to a higher standard now because of advanced technology which was first created to meet the requirements for space exploration.4.Seeing pictures of our planet as an island in a black sea made people realise that our planets resources are limited.