真題閱讀逐篇直播-2019筆記

2009-

@醬爆茄詞匯、解題單方法總結(jié)段落分析解題思

正文、題先題后文，只看題干，不看選項(xiàng)，預(yù)測(cè)文Inparagraphs1and2,thetextshows PTKisused

語篇分1-2題：PTK是什3-4題：PTK有什么缺5題：直接可以選B，同義替 28.Skepticalobserversbelievethatancestrytestingfails .懷疑即否定，討論缺 介紹PTK，再說它的問

Inthelastparagraph,aproblemcommercialgenetictestingfacesAnappropriatetitleforthetextismostlikelyto 第一

.討論

細(xì)節(jié)：只出現(xiàn)過一次（次要信息

Itisawisefatherthatknowshisownchild,buttodayamancanboosthispaternal(fatherly)wisdom—oratleastconfirmthathe’sthekid’sdad.Allheneedstodoissout$30forpaternitytestingkit(PTK)athislocaldrugstore—andanother$120togettheresults.第二Morethan60,000peoplehavepurchasedthePTKssince eavailablewithoutprescriptionslastyears,accordingtoDougFogg,chiefoperatingofficerofIdentigene,whichmakestheover-the-counterkits.MorethantwodozencompaniessellDNAtestsdirectlytothepublic,ranginginpricefromafewhundreddollarstomorethan$2500.

反復(fù)強(qiáng)調(diào)PTK是容易獲取@主旨：多次重復(fù)（重要信息 26.Inparagraphs1and2,thetextshows easy flexibilityinpricing×①價(jià)格是DNA測(cè)試，問的是PTK②價(jià)格只是細(xì)節(jié)、次要信

successfulpromotion商品促爆popularitywith爆第三 子Amongthemostpopular:paternityandkinshiptesting,whichadoptedchildrencan子tofindtheirbiologicalrelativesandfamiliescanusetotrackdownkidsputupforadoption.DNAtestingisalsothelatestrageamongpassionategenealogists—andsupportsbusinessesthatoffertosearchforafamily’sgeographicroots |PTKisused |locateone’sbirth promotegenetic @identifyparent-childkinship@醬第四醬Mosttestsrequirecollectingcellsbyswabbingsalivainthemouthandsendingitto爆companyfortesting.Alltestsrequireapotentialcandidatewithwhomtocompare爆第五子 Butsomeobserversareskeptical.“Thereisakindoffalseprecisionbeinghawkedbypeopleclaimingtheyare ngancestrytesting,”saysTroyDuster,aNewYork子Universitysociologist.Henotesthateachindividualhasmanyancestors—numberinginthehundredsjustafewcenturiesback.Yetmostancestrytestingonlyconsidersasinglemationaboutonlyoneortwoancestors,eventhough,forexample,justthreegenerationsbackpeoplealsohavesixothergreat-grandparentsor,fourbt開頭，代表這句話是本段的中心主旨。后面的信息和第一句邏輯相同，優(yōu)先考慮因果邏輯，后面都是在解釋原因。（類似于觀點(diǎn)和例子、實(shí)驗(yàn)結(jié)論和試驗(yàn)過程）分 閱讀解析的第1|選項(xiàng)和題干一起讀，同義替換

mitochondrialDNA,whichispasseddownonlyfrommothers.ThisDNAcanrevealgeneticinformationaboutonlyoneortwoancestors,eventhough,forexample,justthreegenerationsbackpeoplealsohavesixothergreat-grandparentsor,fourgenerationsback,14othergreat-great-grandparents.

本題考的是詞匯

Skepticalobserversbelievethatancestrytestingfails @tracedistant@fullyusegenetic醬achievetheclaimedaccuracy√選項(xiàng)和題干都有同義替醬第六一定是符合主旨的串聯(lián)題干、文章本文總

Criticsalsoarguethatcommercialgenetictestingisonlyasgoodasthe 茄collectionstowhichasampleiscompared.Databasesusedbysomecompanies茄子relyondatacollectedsystematicallybutratherlumptogetherinformationfromdifferentresearchprojects.ThismeansthataDNAdatabasemayhavealotofdatafromsomeregionsandnotothers,soa ’stestresultsmaydifferdependingonthecompanythatprocessestheresults.Inaddition,thecomputerprogramsacompanyusesto子estimaterelationshipsmaybepatentedandnotsubjecttopeerreviewor |Inthelastparagraph,aproblemcommercialgenetictestingfaces disorganizeddatacollection√disorganized=not databasebuildingexcessivesamplelackofpatentAnappropriatetitleforthetextismostlikelyto ForsandAgainstsofDNATesting提到支持的觀DNA