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1、Unit2PlantaPlantLesson8Whyareplantsimportant?同步练习◆根据汉语提示填空1.Youcansit____________theshadeunderatree.2.Therearemanyapples____________thisappletree.3.Theforestisimportant___________animalsandhumans.4.Wecangetfood____________trees.5.Nothingcanlive___________plants.Doyouthinkso?◆用所给词的适当形式填空1.___________
2、(breathe)morefreshair,weshouldplantmoretrees.2.Whynot______________(plant)someflowersinfrontofthehouse?3.Thesetreesneed___________(water).Goandgetsomewater!4.Plants__________(cover)thesoil.Weshouldprotectthem.5.I’mhungry.Canyougivemesomething___________(eat)?◆英汉互译1.植物给我们提供食物。动物呢？Plants______________
3、__________food.Whataboutanimals?2.我们没有地方住了。我们该怎么办呢？Wehavenoplaces_____________________________________.Whatshallwedo?3.没有食物，我们能生存吗？Canwelive_________________________?4.在树丛中散步很有趣，是吗？Walking__________________________________isveryinteresting,isn’tit?5.丹尼说他要种很多面包圈树。Dannysaidhewouldplantalotof__________
4、______________.◆句型转换1.medicine,can,plants,use,as,people_____________________________.2.the,plants,air,help,clean,make_____________________________.3.trees,animals,from,the,do,fruit,eat,the_____________________________?4.and,stop,the,cover,dust,soil,the,plants,the,can_____________________________.5.t
5、rees,wood,to,furniture,us,people,from,build_____________________________.◆阅读理解Whydoplantsgrowinsomeplacesandnotinothers?Whydoessomelandhavesomanyplantsgrowingonit,whileotherlandhasalmostnoplantsatall?Togrow,plantsneedseveralthings.Oneiswarmth.Inverycoldplacesalmostnothinggrows.Plantsalsoneedwater.In
6、verydrypartsoftheearthonlyafewunusualplantscangrow.That’swhydrydesertsarenotcoveredbytreesorgrass.Plantsmusthaveaplacetoputdowntheirrootsandgrow.Theyfinditdifficulttogrowonhardland.However,plantshavebeenfoundbetweenthecracksofthestones.Anotherthingplantsmusthavebeforetheycangrowisfood.Whatwillhappen
7、ifwetrytomakethingsgrowonthesandybeach?Afewplants,suchasbeachgrass,willgrowinsand,butmostplantswon’t.Eveniftheweatheriswarmenoughandwewatertheplantseachday,mostofthemwilldiebecausethesandonthebeachhas
