【阅读理解Asweallknowtheoceanmoves．Butwaves(波浪)breakingonthebeachmaketheoceanfun．Whenyoustandontheshore(海岸)andlookatthewavesitseemslikethewaterisrolling(】

　　阅读理解

　　Asweallknowtheoceanmoves．Butwaves(波浪)breakingonthebeachmaketheoceanfun．Whenyoustandontheshore(海岸)andlookatthewavesitseemslikethewaterisrolling(翻滚)intowardyou．Butthewaterisnotreallymovingforward．Whatyouseemovingiswaveenergy．Andwaveenergycomesfromthewind．

　　Let’sthinkabouthowthisworks．Aswaveenergypassesthroughthewatertheenergymakesparticles(粒子)ofwatermoveupanddown．Justgiveyouanexampleofawavepassingunderabasketball．Weputabasketballonthesea．Whenthewindblowsawavecomesfrombehindthebasketball．Thebasketballmovesuptothetopwiththewave．Thenthewavecontinuesandleavesthebasketballbehind．Thebasketballlookslowerbutitdoesn’tmoveforward．That’sbecausethewaveenergymovesthewaterthatisunderthebasketballupanddownasitpasses．

　　Sowhycanyouseeawaveknockyoudownontheshore?Whenawavemovestowardtheshorethebottom(底部)ofthewaveslowsdownbecauseitmeetstheoceanfloor．Butthetopwhichiscalledcrestkeepsmoving．Thedifferentactioncausesthewavetofalloverorbreakontotheshore．Ifawaveisverylargeitcarriesalotofenergywhenithitstheland．Astimegoesbywavescanbreakupandcarryawaytherocksandotherthingsontheshore．Shorelinesarechangingallthetimebecauseofwaveaction．

　　根据短文内容选择最佳答案。

　　(1)

　　________isreallymovingforwardwhenyoulookatthewaves．

　　[]A．

　　Water

　　B．

　　Waveenergy

　　C．

　　Waterandwaveenergy

　　(2)

　　Match(与……相匹配)thesentenceswiththepicturesandchoosetherightanswer．

　　(1)Thebasketballmovesuptothetopwiththewave．

　　(2)Thewavecontinuesandleavesthebasketballbehind．

　　(3)Whenthewindblowsawavec