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1、groundoverthedesolatehills.Winterwascomingonandthehillsthreatenedthesurroundingvillageswithdestruction,forheavyrainwouldnotonlywashawaythesoilbutwouldcauseseriousfloodsaswell.Whenthefirehadatlastbeenputout,theforestauthoritiesorderedseveraltonsofaspecialtypeo
2、fgrass-seedwhichwouldgrowquickly.Theseedwassprayedoverthegroundinhugequantitiesbyaeroplanes.Theplaneshadbeenplantingseedfornearlyamonthwhenitbegantorain.Bythen,however,inmanyplacesthegrasshadalreadytakenroot.Inplaceofthegreattreeswhichhadbeengrowingthereforce
3、nturies,patchesofgreenhadbeguntoappearintheblackenedsoil. Lesson63Shewasnotamused她并不觉得好笑 GeoffreyHampdenhasalargecircleoffriendsandisverypopularatparties.Everybodyadmireshimforhisfinesenseofhumor--everybody,thatis,excepthissix-year-olddaughter,Jenny.Recentl
4、y,oneofGeoffrey'sclosestfriendsaskedhimtomakeaspeechataweddingreception.ThisisthesortofthingthatGeoffreyloves.HepreparedthespeechcarefullyandwenttotheweddingwithJenny.Hehadincludedalargenumberoffunnystoriesinthespeechand,ofcourse,itwasagreatsuccess.Assoonashe
5、hadfinished,Jennytoldhimshewantedtogohome.Geoffreywasalittledisappointedbythisbuthedidashisdaughterasked.Onthewayhome,heaskedJennyifshehadenjoyedthespeech.Tohissurprise,shesaidshehadn't.Geoffreyaskedherwhythiswassoandshetoldhimthatshedidnotliketoseesomanypeop
6、lelaughingathim! Lesson64TheChannelTunnel海峡隧道 Inl858,aFrenchengineer,AimeThomedeGamond,arrivedinEnglandwithaplanforatwenty-onemiletunnelacrosstheEnglishChannel.HesaidthatitwouldbepossibletobuildaplatforminthecentreoftheChannel.Thisplatformwouldserveasaporta
7、ndarailwaystation.Thetunnelwouldbewell-ventilatediftallchimneyswerebuiltabovesea-level.In1860,abetterplanwasputforwardbyanEnglishman,WilliamLow.Hesuggestedthatadoublerailwaytunnelshouldbebuilt.Thiswouldsolvetheproblemofventilation,forifatrainenteredthistunnel
8、,itwoulddrawinfreshairbehindit.Forty-twoyearslateratunnelwasactuallybegun.If,atthetime,theBritishhadnotfearedinvasion,itwouldhavebeencompleted.Recently,therehasagainbeengreatinterestinthe
