上学期Unit1Integratingskills高三英语课件
日期：2010-10-05 10:18
IntegratingSkills(Ⅰ)bungeeSurfingskydivingRockclimbingdoskateboardingQuestions1Whatdothesesportshaveincommon?AllofthemareexcitingandthrillingTheyneednotonlycouragebutalso skills2Whoaremoreinterestedinthese sports?Youngpeoplearemoreinterestedin thesesportsExtremeSportsBungeejumpingisanactivityinwhichapersonjumpsofffromahighplace(generallyofseveralhundredfeet/meters)withoneendofanelasticcordattachedtohis/herbodyoranklesLead-inandtheotherendtiedtothejumping-offpointWhenthepersonjumps，thecordwillstretchtotakeuptheenergyofthefall，thenthejumperwillflyupwardsasthecordsnapsbackThejumperoscillatesupanddownuntiltheinitialenergyofthejumpisdissipatedMountainbiking(Mountainbicycling)isaformofoffroadcyclingwhichusesverysturdybicycles(themountainbikeorcross-countrybike)with(usually)straighthandlebarsandwidetiresItencompassesbothcompetitivebicycleracingandpurelyrecreationalcyclingSkateboardingistheactofrollingonorinteractingwithaskateboardSomeonewhoskateboard，
查看全部