上海教育版七年级英语下册Unit5第1课时Vocabulary课件

Module3

NaturalelementsUnit5

Water第1课时Vocabulary一、根据句意及首字母或中文提示完成单词1.Don'tbesorude.Youshouldspeaktothegirlinasoftv________.2.Peoplehavegotalotofusefulc________inexperiments.3.Addad________ofoiltothedish.4.Howlongcanthismachinec________towork?5.Howlongisthej________fromLondontoParis?oicehemicalsropontinueourney6.Openthewindowandgetsomef________air.7.Hehad£10

,000intheb________.8.Theserocksweref_______morethan400millionyearsago.9.Tonyfeltab________hungry,soheateacake.10.ShallIa________yournametothelist?reshankormeditdd二、用所给单词的适当形式填空1.Isittimeforyourfather________(tell)storiestoyou?2.Thewebsite(网站)providesuswithalotof________(value)information.3.Afterhefinishedreadinganovel,hecontinued________(play)gameswithhisfriends.4.Remembernot_______(leave)thelightsonwhenyougoout.totellvaluabletoplaytoleave5.Don'teattoomuch________(salt)food.6.Iwanttobea________(chemical)whenIgrowup.7.There________(be)someorangesonthetable.8.Let's________(go)totheclothesstoretomorrow.9.Theyareworkingonthefarm________(happy).10.Don'tmaketoomuch________(noisy).Yourlittlesisterissleeping.saltychemistaregohappilynoise三、完形填空

Whatdoyouknowaboutthesea?We____1____thatitlooksverybeautifulwhentheSunisshiningonit.Wealsolearnthatitcanbeveryterriblewhenthereisa____2____wind.Whatotherthingsdoyou____3____it?Thefirstthingtorememberisthattheseaisverybig.____4____themapoftheworld.Thereis____5____seathanland.Theseacoversthreequartersofthe____6____.Somepartsoftheseaareveryshallow（浅的）,butsomeplacesarevery____7____.ThereisoneplacenearJapan.Itisabout11kilometresdeep.The____8____mountainintheworldisabout9kilometreshigh.Ifweputthe____9____intotheseaatthatplace,itwouldstillbeunderthewater!Theseais____10____.ThereisoneseacalledtheDeadSea.Itisverysalty.Itissosaltythatswimmerscannotsink!FishcannotliveintheDeadSea.()1.A.know B.say C.hope D.wish()2.A.small B.little C.strongD.weak()3.A.dreamaboutB.learnaboutC.thinkofD.makeup()4.A.LookafterB.LookupC.Lookfor D.LookatACBD()5.A.smaller B.fewer C.more D.higher()6.A.land B.world C.water D.mountain()7.A.deep B.big C.tall D.short()8.A.longest B.oldest C.shortestD.highest()9.A.riverB.mountainC.oceanD.lake()10.A.salty B.healthy C.deliciousD.freshCBADBA四、阅读理解

Theworldisnothungry,butitisthirsty.Itseemsstrangethatnearly3/4oftheEarthiscoveredwithwaterwhilewesayweareshortofwater.Why?Becauseabout97%ofwateronEarthisseawaterwhichwecan'tdrinkoruseforwateringplantsdirectly.Mancanonlydrinkanduse3%ofwateronEarth,whichcomesfromriversandlakes.Andwecan'tevenuseallofthat,becausesomeofithasbeenpolluted.Nowmorewaterisneeded.Theproblemis:canweavoidaseriouswatershortagelateron?Firstly,weshouldalllearnhowtosavewater.Secondly,weshouldfindoutthewaystoreuseit.Scientistshavealwaysbeenmakingstudiesinthefield.Today,inmostlargecities,waterisusedonlyonceandthenrunstoseasorrivers.Butitcanbeusedagain.Evenifeverylargecityreusesitswater,stilltherewillnotbeenough.Whatcouldpeopleturntonext?Theseaseemstohavethebestanswer.Thereisalotofwaterinthesea.Whatweneedtodoistogetthesaltoutoftheseawater.Thisisexpensive,butit'salreadyusedinmanypartsoftheworld.Scientistsaretryingtofindacheaperwayofdoingit.Soyousee,ifwecanfindawayout,we'llbeinnodangerofdryingup.()1.Whyistheworldthirsty?A.Because3/4oftheEarthiscoveredwithwater.B.Becausewehaveenoughseawatertousedirectly.C.Becausewehaven'tusedallthewaterinriversandlakes.D.Becauseabout97%ofwateronEarthcan'tbedrunkorusedforwateringplantsdirectly.D()2.WhichofthefollowingisTRUE?A.3%ofwateronEarthisinriversandlakes.B.75%ofwateronEarthisinthesea.C.97%oftheEarthiscoveredwithwater.D.3%ofwateronEarthisseawater.A()3.Whatcanwelearnfromthepassage?A.Ifeverycityreusesitswater,we'llbeinnodangerofdryingup.B.Mancanonlydrinkanduseabout25%ofwateronEarth.C.Todayinmostlargecitieswaterisusedonlyonce.D.Watercanbeusedonlyonce.C()4.Whatarescientiststryingtodo?A.Theyaretryingtotomakegooduseofthewaterinriversandlakes.B.Theyaretryingtokeepallriversandlakesclean.C.Theyaretryingtomakedirtywa