九年级英语全册Unit6Whenwasitinvented拓展阅读素材二.docx

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1、Unit6WhenwasitinventedThehistoryofping-pongPing-pongstartedasafriendlygame,whichwasplayedforfun.Nooneknowswhoinventedit.OnestoryisthatitstartedwhentwostudentsatCambridgeUniversitybeganknockingacork(软木塞)toeachotheracrossatable,usingoldcigar-boxes.Inabouttheyear1

2、800,anAmerican manufacturer ofsportsgoodsproducedagamewhichwascalledIndoorTennis.TheAmericansdidnotfinditinterestingatthetime,soheexportedittohisLondonagentsanditbecameverypopularinBritain.Thegamewasthenplayedacrossdining-roomtables,oronthefloorwiththenetstrung

3、betweenchairs.Theplayersusedaballmadeofcorkorrubber(橡胶),whichwascoveredwithanetofsoftstringtopreventitfromdamagingthefurniture.Thebatswerecoveredwithsandpaper(砂纸).Afewyearslatera hollow ballliketheoneweusetodaywasinvented.Thegamethenquicklyspreadallovertheworld

4、.AmancalledMr.Wood,ofLondon,hadtheideaofcoveringthebatswithstuddedrubbertogivegreatercontrolovertheball.TheLondonagentswhofirstsoldthegameinEnglandnowcalledit"ping-pong"."Ping"wasmeanttobethesoundofthebathittingtheball,and"pong"wasthesoundoftheballhittingthetab

5、le.Manypeople,however,begantoplaythegameseriously.Itsofficialnamewaschangedtotable-tennis,becausethename"ping-pong"belongedtotheLondonagentswhofirstsoldtheequipment.In1926theInternationalTable-tennis Federation(联盟) wassetup.ThatsameyearaEuropeanChampionshipwasp

6、layedinLondon.Youmayliketoknowtheofficial measurements.Thetableisninefeetlong,fivefeetwideandthirtyincheshigh.Thenetissixfeetlongandsixincheshigh.Theweightoftheballis2.4-2.5grams.