决战阅读之说明文-理念阐述类1 精讲课件（自测篇）

(高中说明文)理念阐述1决战阅读之巅

培养快速理清篇章结构，抓取文章大意的能力。运用说明文体裁分析，规范阅读理解的解题步骤。学会使用“脱衣服”大法分析长难句。积累与理念阐述类说明文相关的主题词汇。真题演练PART4①

Whenaleafyplantisunderattack,itdoesn’tsitquietly.Backin1983,twoscientists,JackSchultzandIanBaldwin,reportedthatyoungmapletreesgettingbittenbyinsectssendoutaparticularsmellthatneighboringplantscanget.Thesechemicalscomefromtheinjuredpartsoftheplantandseemtobeanalarm.Whattheplantspumpthroughtheairisamixtureofchemicalsknownasvolatileorganiccompounds,VOCsforshort.②

ScientistshavefoundthatallkindsofplantsgiveoutVOCswhenbeingattacked.It’saplant’swayofcryingout.Butisanyonelistening?Apparently.Becausewecanwatchtheneighborsreact.③Someplantspumpoutsmellychemicalstokeepinsectsaway.Butothersdodoubleduty.Theypumpoutperfumesdesignedtoattractdifferentinsectswhoarenaturalenemiestotheattackers.Oncetheyarrive,thetablesareturned.Theattackerwhowaslunchingnowbecomeslunch.(2017年全国IID)④

Instudyafterstudy,itappearsthatthesechemicalconversationshelptheneighbors.Thedamageisusuallymoreseriousonthefirstplant,buttheneighbors,relativelyspeaking,staysaferbecausetheyheardthealarmandknewwhattodo.⑤

Doesthismeanthatplantstalktoeachother?Scientistsdon’tknow.Maybethefirstplantjustmadeacryofpainorwassendingamessagetoitsownbranches,andso,ineffect,wastalkingtoitself.Perhapstheneighborsjusthappenedto“overhear”thecry.Soinformationwasexchanged,butitwasn’tatrue,intentionalbackandforth.⑥

CharlesDarwin,over150yearsago,imaginedaworldfarbusier,noisierandmoreintimate(亲密的)thantheworldwecanseeandhear.Oursensesareweak.There’sawholelotgoingon.(2017年全国IID)题目速览Whatdoesaplantdowhenitisunderattack?Itmakesnoises. Itgetshelpfromotherplants.Itstandsquietly. Itsendsoutcertainchemicals.9Whatdoestheauthormeanby“thetablesareturned”inparagraph3?Theattackersgetattacked. Theinsectsgatherunderthetable.Theplantsgetreadytofightback.Theperfumesattractnaturalenemies.10题目见讲义Scientistsfindfromtheirstudiesthatplantscan.predictnaturaldisasters protectthemselvesagainstinsectsC.talktooneanotherintentionally D.helptheirneighborswhennecessary11Whatcanweinferfromthelastparagraph?Theworldischangingfasterthanever.

Peoplehavestrongersensesthanbefore.Theworldismorecomplexthanitseems.PeopleinDarwin’stimeweremoreimaginative.12(2017年全国IID)①

Whenaleafyplantisunderattack,itdoesn’tsitquietly.Backin1983,twoscientists,JackSchultzandIanBaldwin,reportedthatyoungmapletreesgettingbittenbyinsectssendoutaparticularsmellthatneighboringplantscanget.Thesechemicalscomefromtheinjuredpartsoftheplantandseemtobeanalarm.Whattheplantspumpthroughtheairisamixtureofchemicalsknownasvolatileorganiccompounds,VOCsforshort.②

ScientistshavefoundthatallkindsofplantsgiveoutVOCswhenbeingattacked.It’saplant’swayofcryingout.Butisanyonelistening?Apparently.Becausewecanwatchtheneighborsreact.③Someplantspumpoutsmellychemicalstokeepinsectsaway.Butothersdodoubleduty.Theypumpoutperfumesdesignedtoattractdifferentinsectswhoarenaturalenemiestotheattackers.Oncetheyarrive,thetablesareturned.Theattackerwhowaslunchingnowbecomeslunch.④

Instudyafterstudy,itappearsthatthesechemicalconversationshelptheneighbors.Thedamageisusuallymoreseriousonthefirstplant,buttheneighbors,relativelyspeaking,staysaferbecausetheyheardthealarmandknewwhattodo.⑤

Doesthismeanthatplantstalktoeachother?Scientistsdon’tknow.Maybethefirstplantjustmadeacryofpainorwassendingamessagetoitsownbranches,andso,ineffect,wastalkingtoitself.Perhapstheneighborsjusthappenedto“overhear”thecry.Soinformationwasexchanged,butitwasn’tatrue,intentionalbackandforth.⑥

CharlesDarwin,over150yearsago,imaginedaworldfarbusier,noisierandmoreintimate(亲密的)thantheworldwecanseeandhear.Oursensesareweak.There’sawholelotgoingon.Whenaleafyplantisunderattack,itdoesn’tsitquietly说明对象研究总结研究拓展一般特殊一般特殊型

说明文引言正文总结Whenaleafyplantisunderattack,itdoesn’tsitquietly.Someplantspumpoutsmellychemicalstokeepinsectsaway.Instudyafterstudy,itappearsthatthesechemicalconversationshelptheneighbors.Doesthismeanthatplantstalktoeachother?Scientistsdon’tknow.Oursensesareweak.There’sawholelotgoingon.摘要1.Whatdoesaplantdowhenitisunderattack?3.Scientistsfindfromtheirstudiesthatplantscan______.2.Whatdoestheauthormeanby“thetablesareturned”inparagraph3?4.Whatcanweinferfromthelastparagraph?快速通读文章完成下面的摘要，并找出所对应的题目。题目速览Whatdoesaplantdowhenitisunderattack?Itmakesnoises. Itgetshelpfromotherplants.Itstandsquietly. Itsendsoutcertainchemicals.9Whatdoestheauthormeanby“thetablesareturned”inparagraph3?Theattackersgetattacked. Theinsectsgatherunderthetable.Theplantsgetreadytofightback.Theperfumesattractnaturalenemies.10题目见讲义Scientistsfindfromtheirstudiesthatplantscan.predictnaturaldisasters protectthemselvesagainstinsectsC.talktooneanotherintentionally D.helptheirneighborswhennecessary11Whatcanweinferfromthel