人教 九上 英语 Reading Plus《Unit 6》课件

Unit6ReadingPlusAllaboutSatellitesInOctober1957,peoplelisteningtoradiosaroundtheworldheardsomethingnoonehadeverheardbefore.长难句分析：此句是一个含有定语从句的复合句。主句是peoplelisteningtoradiosaroundtheworldheardsomething，其中主语是people，谓语是heard，宾语是something，listeningtoradiosaroundtheworld是现在分词短语作后置定语，修饰people。noonehadeverheardbefore是定语从句，因为先行词是不定代词something，且在从句中作宾语，所以关系代词that可以省略。Forthreeweeks,therewasjust“Beep,beep,beep.”Aboutonebeepasecond.Millionsofpeoplesatroundtheirradiosjustlisteningforthisbeep.Thebeepitselfwasnotallthatamazing.Theamazingthingwastheplacewhereitcamefrom—space.Thebeepcamefromtheworld’sfirstman-madesatellite,Sputnik1.数百万Sputnik1waslaunchedbytheSovietUnionon4October1957.Itwasround,madeofmetal,andmorethantwotimeslargerthanabasketball.Itweighedabout84kilograms,travelledat29,000kilometresanhour,andtook96.2minutestocircleEarth.Sputnik1stoppedbeepingwhenitsradiobatterydiedon26October,anditburntupwhenitfellbacktoEarthon4January1958.“倍数+比较级+than”表示“……是……的……倍”。n.电池ThelaunchofSputnik1alsobegantheageofsatellites.Thefirstsatelliteswereusedforresearch.Throughthem,wecanbetterunderstandtheworldwelivein.Theyalsosendbackphotographsthathelpustomakebettermapsofourworld.定语从句Communicationsatelliteswerealsosoondeveloped.TheseallowTVandradiosignalstobesentacrossoceansortoplacesthousandsofkilometresaway.ThisishowpeoplecanwatchTVacrosscontinentsandoceans.Weathersatellitessoonfollowed.Thesecantelluswhenastormiscomingorwhetheritwillsnownextweek.Onenewkindofsatellitethatisnowbecomingmoreusefultothepublicisthepositioningsatellite.Thissatelliteworkswithahighlycomplicatedsystem,liketheBDS(BeiDouNavigationSatelliteSystem),whichcantelluswhereourcarorevenourmobilephoneis.Itseemsthatthereisnoendtothepossibleusesofsatellites.Theonlyreallimittotheiruseisourownimagination.adj.复杂的n.导航非限制性定语从句长难句分析：此句是一个主语从句。其中It是形式主语，真正的主语是thatthereisnoendtothepossibleusesofsatellites。1Readthetext.Tick…______ashomesforpeople______forresearch______tomakemaps______togrowplants______tohelpuscommunicate______tocollectenergyfromthesun______tohelpusknowtheweather______toknowthepositionofthingsonEarth√√√√√2Answerthequestions.Shareyouropinionsinclass.1.HowlongwasSputnik1inspace?Whathappenedtoitintheend?WhywasSputnik1important?Sputnik1wasinspaceforaboutthreemonths.Itstoppedworkingwhenitsradiobatterydiedon26October1957andburnedupwhenfallingbacktoEarthon4January1958.Itwasimportantbecauseitwastheworld’sfirstman-madesatellite,markingthestartofthesatelliteageandopeninganeweraofspaceexplorationandtechnology.2.Whatothertypesofsatellitesdoyouknow?Whataretheyusedfor?Weathersatellites.Theymonitorweatherconditions,predictstorms,andtellusaboutfuturesnoworrain.（答案不唯一）3.Haveyouseenaphotoofyourcity,town,orhomefromspace?Doesitchangehowyouthinkofyourworld?Howso?Yes,Ihaveseenaphotoofmycityonline.Yes.Itmakesmerealizehowsmallmycityisi