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1、TPO20综合写作题目解析2015年春节联欢晚会已经看完了，各种红包大家想必也抢到不少。年过完了，托福备考还是要接着进行。今天前程百利小编和大家一起继续备考托福。TPO的练习题目是每一位参加托福考试的学生必不可少的部分。今天学习的是TPO20的托福综合写作题目。只有持续不断地练习，才能在最后的托福考试中脱颖而出，考出理想的成绩。TPO20综合写作阅读部分解析：IntheUnitedStates,ithadbeencommonpracticesincethelate1960snotosuppressn
2、aturalforestfires.The“letitburn”policyassumedthatforestfirewouldburnthemselvesoutquickly,withoutcausingmuchdamage・However,inthesummerof1988,forestfiresinYellowstone,themostfamousnationalparkinthecountry,burnedformorethantwomonthsandspreadoverahugearea,
3、encompassingmorethan800,000acres・Becauseofthelargescaleofthedamage,manypeoplecalledforreplacingthe"letitburrTpolicywithapolicyofextinguishingforestfiresassoonastheyappeared・Threekindsofdamagecausedbythe“letitburrfpolicywereemphasizedbycriticsofthepolic
4、y.First,Yellowstonefirescausedtremendousdamagetothepark'streesandothervegetation.Whenthefiresfinallydiedout,nearlyonethirdofYellowstone'slandhadbeenscorched.Treeswerecharredandblackenedfromflamesandsmoke.Smallerplantswereentirelyincinerated.Whathadbeen
5、anationaltreasurenowseemedlikeadevastatedwasteland.Second,theparkwildlifewasaffectedaswell.Largeanimalslikedeerandelkwereseenfleeingthefire.Manysmallerspecieswereprobablyunabletoescape.Therewasalsoconcernthatthedestructionofhabitatsandthedisruptionoffo
6、odchainswouldmakeitimpossiblefortheanimalsthatsurvivedthefiretoreturn.Third,thefirescompromisedthevalueoftheparkasatouristattraction,whichinturnhadnegativeconsequencesforthelocaleconomy.Withseveralthousandacresoftheparkengulfedinflames,thetouristseason
7、wascutshort,andalargenumberofvisitorsdecidedtostayaway.Ofcourse,localbusinessesthatdependedonparkvisitorssufferedasaresult・下面是阅读部分前程百利小编觉得会影响大家理解文章内容的难词难句解析。1.阅读部分难词解析Yellowstonen.黄石公园（美国）burnout烧尽；燃烧encompassvt.包含；包围，围绕tremendous[tn'mendes]adj.极大的，巨大的
8、；惊人的vegetationn.植被；植物scorch[sko:tj]n.烧焦；焦痕vt.烧焦；使枯萎；挖苦vi.烧焦；枯萎incinerate[in'sinere珂vi.把烧成灰;烧弃vt.焚化;烧成灰elk[elk]n.麋鹿；软隸粗皮；驼鹿皮革engulfin淹没在…中2.阅读部分长难句解析1）However,inthesummerof1988,forestfiresinYellowstone,themostfamousnationalparkinthecount
