Unit7TheunknownworldPeriod4Morepractice&Culturecorner一、根據(jù)中文提示完成以下句子。.當(dāng)他醒來的時(shí)候，他看到他的母親正在做飯。Whenhe,hefoundhismothercooking..聽音樂會(huì)的時(shí)候請保持安靜。Pleasewhenyoulistentoaconcert..由于天氣原因我們不得不取消這次旅行。Wehavetocancelthetriptheweather..她拒絕去說謊，因此她媽媽很高興。Shetellalie,sohermotherwaspleasedwithher..他同意了我的看法并支持我。Hemeandsupportedme.二、語法填空Ithadrainedfordays.TherainstoppedlateatnightwhileI(1)(walk)onthestreet.Comingintheoppositedirectionwas(2)womanwithabaginherhand.Shewasperhapsinher40sorearly50s.(3)shewaswalking,shelookedleftandrightasifshewaslookingforsomethingonthestreet.Shelookedsad.Inoticedthatshepickedupsomethingfromthegroundfromtimetotime.Idecided(4)(turn)aroundandfollowher.Whenshe(5)(know)thatIwasfollowingher,shewalked(6)(quick)atonce.Asaresult,Isloweddownandwentintoanearbystore.boughtsomefood(7)herandputsomemoneyintheshoppingbag.ThenIranafterher.Luckily,Icaughtupwith(8)(she)becauseshestoppedeverynowandthenonthestreet.“Here(9)(be)somefoodforyou,"Isaid.Ithoughtshewouldrefusethefoodbutshetookthefoodandthankedmewithtearsinhereyes.“Whatwereyoutryingtopickuponthestreet?”Iasked.“Iwaslookingforfood,“shesaid.Fromherwords,Iknewthatitwashardforher（10）（live）anormallife.IwasgladthatIcouldhelpher.三、閱讀理解Manypeoplearewonderingwhatfuturecitieswillbelike.Inmyopinion,futurecitieswillbeclean,greenandfullofhope.Thecitieswillbecleanerandgreenerbecauseofsolarandhydrogenenergy.Hydrogentrainswillbepoweredbysolarenergythatelectrolyzes（電解）water.Theywillmosttypicallybepassengertrains,takingpeoplearoundthefuturecities.Thefuturecitieswillalsobefoilofsolarpanels（太陽能電池板）.Therewillbesolarpanelsontherooftopsofalmosteverybuildingandthewindowsofeachbuildingwilldouble.Inthecitiesofthefuture,everybuildingwillhavesmarttechnology.Thesmarttechnologywilldistributeandconserve（分酉己與節(jié)約）energythroughthebuildingwhereitisneededmost.Also,manybuildingsusingsolarenergywillproducemoreelectricitythantheyuse.Theywillbetiedintothesmartnetwork,sellingpowerback,andthesmartnetworkwillredistributetheenergytoplaceswhereitisneededmost.Thecitieswillalsobefullofhugeballoons.Theywillbefilledwithalgae（海藻）toproducehydrogen.Thehydrogenwilltheneitherbeusedtoprovideenergyorbeusedasfuelforcars.And,ofcoursewhatwouldafuturecitybewithoutafuturecarforeverydriver?Thesefuturecarswillrunonhydrogen,electricity,orevenair.Theremayevenbeafewfutureflyingcarsthatflyabovetrafficduringrushhour.Alltheabovearebasedonthetechnologywehavenow.Therefore,itishighlylikelythatsuchcitieswillcometrue.Whywillthefuturecitiesbecleanerandgreener?Becausetherewillbemorewindowsoneachbuilding.Becausepeoplewilluselittleenergyinthefuture.Becausetherewillbemuchcleanenergy.Becausepeoplewon'tmakeanyrubbish.Whatdoestheunderlinedwordreferto?Thesmartnetwork.Theenergy.Thesmarttechnology.Theplace.WhichpartaboutthefuturecityisNOTmentioned?Thenewenergy.Thewaypeopletravel.Thebuildings.Thenewtypeoffood.Whatcanweinferfromthepassage?Hydrogentrainswillappearineveryhomeinthefuture.Therewillbefewerwindowsineachbuildinginthefuture.Thesmarttechnologywillhelppeoplemakefulluseoftheenergy.Withmorecars,thetrafficinthefuturewillbemoreterrible.Whafstheauthor'sattitude（態(tài)度）towardsfuturecities?A.Hopeful.B.Worried.C.