八(下)Unit7单词造句和语法讲解2016-5-31.Thecityisabout500squarekilometersinsize.2.Theriverisabout5metersdeep.3.Camelsliveinthedeserts.4.What'sthepopulationofChinanow?=HowmanypeoplearethereinChinanow?Asiahasabig/largepopulation.亚洲人口多/少.(small)5.Pleasefeelfreetoaskmeanyquestionsontoday'sGreatWalltour.(tourist≈traveler)(onthewall在墙上)7.Whydidtheancientemperorsbuildthewall?6.That'samazing/surprising.8.Themainreasonwastoprotecttheirpartofthecountry.9.Thewallisquitetallandwide.(wide---narrow窄)10.AsfarasIknow,therearen'tanyotherman-madeobjectsaslongasthiswall.13.Thickcloudscoverthetopofthemountains.14.Moreseriousdifficultiesincludefreezingweatherconditions.11.Hisachievementistowriteanovel.12.TheHimalayasrunalongthesouthwesternpartofChina.15.It'sveryhardtotakeinairasyougetnearthetop.16.Hestudiedveryhardandsucceededatlast.17.Iwanttochallengemyselfinthefaceofdifficulties.19.Sometimeshumansarestrongerthantheforcesofnature.20.Whydosomanypeopletrytoclimbthemountaineventhoughitisdangerous?(eventhough=evenif)18.Ifyoudon'tgiveup,youwillachieveyourdream.21.NooceanintheworldisasbigasthePacificOcean.22.She's165cmtallandweighs45kg.23.dateofbirth=birthday生日Atbirth,heweighed3kilos.=Itweighed3kiloswhenhewasborn.24.Apandacanliveupto20years.25.Anadultpandaweighsmanytimesmorethanababypanda.26.Iteats10kilosofbambooeveryday.27.Theyaredoingresearchtoprotecttheendangeredwildanimals.28.Isthepandakeeperawakeorasleep?29.Theyrunovertothekeeperwithexcitement.30.Someoftheyoungpandaswalkintotheirfirendsandfallover.31.Fiftyorsowildanimalsdiedof/fromillness.(=about50)32.Thegovernmentistrying(hard)tohelpsavethewhales.33.Thehugewhalesneedourprotection.Becausesomepeoplecatchthemformeatandoil.