Unit6SpaceandBeyondStartingoutUnderstandingideas课件高二下学期英语选择性必修四册

Unit6Period1Startingout&Understandingideas课堂学习Watchthevideoandanswerthequestions.1HowwastheSunformed?2WherearetheAsteroidBeltandtheKuiperBeltinthesolarsystem?3Whatelsedoyouknowaboutthesolarsystem?Sharewhatyouknowwiththeclass.1Startingout1HowwastheSunformed?2WherearetheAsteroidBeltandtheKuiperBeltinthesolarsystem?3Whatelsedoyouknowaboutthesolarsystem?Sharewhatyouknowwiththeclass.First,enoughgasanddustpulledtogethertomakeadiscwheretheplanetsformed.Then,buildingpressureheatedupthecenterofthedisctoonemilliondegrees,andanuclearreactionbegan,whichformedtheSun.TheAsteroidBeltliesbetweenMarsandJupiter.TheKuiperBeltexistsjustbeyondtheorbitofNeptune.Lookatthetimelineandanswerthequestions.21Whichofthesespacecrafthadahumanonboardwhenlaunched?2WhataretherecenteventsinChina'sspaceprogramme?Addthemtothetimeline.3WhatdoyouknowaboutChina'sfutureplansforspaceexploration?1Whichofthesespacecrafthadahumanonboardwhenlaunched?2WhataretherecenteventsinChina'sspaceprogramme?Addthemtothetimeline.3WhatdoyouknowaboutChina'sfutureplansforspaceexploration?ShenzhouV.1Completethequizandfindouthowmuchyouknowaboutspaceexploration.Trytoguessifyouarenotsureoftheanswers.Understandingideas1ThefirstsatellitewaslaunchedbytheUSSRin_______.

a1945b1962

c19572Thefirstpersoninspacewas_______.

aRobertCrippen

bYuriGagarin

cNeilArmstrong3Thefirstpersontowalkinspacewas_______.

aAlexeiLeonovbWilliamMcCool

cYangLiwei4ThefirstspacestationwasSalyut1,whichwaslaunchedby_______.

atheUSAbtheUSSRctheEuropeanSpaceAgency5Thefirstspacecrafttoleavethesolarsystemwas_______.

a

Vostok1b

Discovery

c

Voyager12Lookatthetitleofthepassageandthepicture.Predictwhatthepassageisabout.Nowreadthepassageandcheckyourprediction.3

Tragically,sheneverreturnedtoherclassroomastheshuttleexplodedjustoveraminuteaftertakingoffinFlorida,andallsevenastronautsonboardwerekilled.Theworldwentintoshock,mostpeoplehavingassumedthatthisspaceflightwouldbenomoredangerousthantravellinginanaeroplane.Howwrongtheyhadbeen!Instantaneously,excitementandoptimismturnedintoterrorandfailure.Itwasthemostdisastrousspaceaccidentever,anditcastashadowonpeople'shearts.4"Icanrememberthatdaysoclearly,watchingthetake-offonTVatschool,"saidonestudent."TherewasanordinaryteacherontheChallenger,andwewereallveryexcited.Wedidn'thavemuchpatiencewaitingforthelaunch.Wehadseenthesmilingfacesoftheastronautswavingtotheworldastheysteppedintotheshuttle.Then,littlemorethanaminuteaftertake-off,wesawastrangeredandorangelightinthesky,followedbyacloudofwhitesmoke.TheChallengerhadexplodedinmid-airandweallstartedscreaming."Readthepassageanddivideitintoparts,thensummarisethemainideaofeachpart.Part1Paragraphs1~2ThattheChallengersuccessfullylaunchedhadapositiveeffectonpeople.Part2Paragraphs3~5ThedisasteroftheChallengercastashadowonspaceexploration.

Part3Paragraph6Thespaceprogramwillcontinuedespitethedisasterof

theChallenger.Choosetheideasmentionedinthepassageandfindtheevidence.31Peoplethoughtspacetravelwasnolongerdangerous.2Christawouldhaveinspiredlotsofpeopleifshehadn’tlostherlifeonboardtheChallenger.3Peopleweredeterminedtocontinuewiththespaceprogrammeafterthedisaster.4Thedisasterprovedweshoulduserobotstoexplorespaceinsteadofpeople.5Theshuttlewasnotreliableandshouldnothavebeenused.4Answers:128January19862sevenastronautsSheplannedtogivetwo15-minutelessonsfromorbit:thefirsttodemonstratethecontrolsofthespacecraftandexplainhowgravityworked,andthesecondtodescribetheobjectivesoftheChallengerprogramme.DiscoveryfollowedtheChallenger,andwaslaunchedon29September1988.NowtalkaboutwhatyoucanlearnfromtheChallengerdisaster.1Whatwerepeople’sfeelingsbeforeandaftertheChallengerdisaster?Findevidenceinthepassagetosupportyouranswer.2Doyouknowofanyotherdisastersthathaveoccurredwhileexploringspace?Shareonewiththeclass.Whydoyouthinkpeoplecontinuetoexplorespacedespitetherisks?3Wouldyouliketogointospace?Giveyourreasons.4Whatlanguageinthepassagecouldyouusetodescribeothereventsinspaceexploration?Think&Share1Whatwerepeople’sfeelingsbeforeandaftertheChallengerdisaster?Findevidenceinthepassagetosupportyouranswer.2Doyouknowofanyotherdisastersthathaveoccurredwhileexploringspace?Shareonewiththeclass.Whydoyouthinkpeoplecontinuetoexplorespacedespitetherisks?3Wouldyouliketogointospace?Giveyourreasons.4Whatlanguageinthepassagecouldyouusetodescribeothereventsinspaceexploration?BeforetheChallengerdisaster,peoplefeltoptimisticandwereveryexcitedtowatchthetake-offonTV.Theybecameshockedandscaredafterthedisaster.Languagepoints2.Millionswatchedthatfirstlunarlandingonblackandwhitetelevisionsets,theirheartsintheirmouths,awareofhowarduousandhazardousanundertakingitwas,andofthemanythingsthatcouldgowrong.

数百万人在黑白电视机前观看了首次登月，为此激动得心都跳到了嗓子眼儿，因为大家都明白这是一项多么艰巨、多么危险的任务，许多地方都可能出错。

本句的主干部分是Millionswatchedthatfirstlunarlandingonblackandwhitetelevisionsets，theirheartsintheirmouths是独立主格结构，awareofhowarduousandhazardousanundertakingitwas,andofthemanythingsthatcouldgowrong这部分是形容词短语作状语，来说明主语的状态。and是表示并列关系，而且后面省略了形容词aware。7.Theworldwentintoshock,mostpeoplehavingassumedthatthisspaceflightwouldbenomoredangerousthantravellinginanaeroplane.

全世界都震惊了，大多数人本以为这次太空航行不会比乘飞机旅行更加危险。本句中的mostpeoplehavingassumedthat..为独立主格结构，独立主格结构在句子中常用来表示时间、原因、条件、伴随的动作或情况等。

e.g.Themeetingbeingover,allofuswenthome.

开完会后，我们都回家了。

Weatherpermitting,wewillgooutsidetomorrow.

如果天气允许的话，我们明天就出去。8.Itwasthemostdisastrousspaceaccidentever,anditcastashadowonpeople'shearts.

这是有史以来最惨烈的航天事故，给人们心里蒙上了阴影。castashadowon/over...给……蒙上阴影；在……上投下影子e.g.Theship'ssailcastashadowonthewater.船帆在水面上投下一片影子。10.ThesacrificeoftheChallenger

callstous,remindingusthat

wemustcontinuetoreachforthestars,nomatterhowdistanttheymightseem.“挑战者”号的牺牲召唤着、提醒着我们，不管星空看起来多么遥不可及，我们都要持之以恒地去探索。

(1)callto号召；向……喊叫

e.g.Concludewithaquoteorcalltoaction.

以一个引证结束，或者号召大家