托福写作套句魔板-出自TPO阅读-豆柴文库

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一、因果、导致
1…isanimportantconsideration.
2ThereductionofAresultsinthelossofB’sabilityto…
3…havebeenidentifiedasmajorcontributorsto…
4Desertificationisaccomplishedprimarilythroughthelossofstabilizingnaturalvegetationandthesubsequentacceleratederosionofthesoilbywindandwater.
5Thepressureonthelandisoftenfarinexcessofitsdiminishedcapacity,anddesertificationresults.
6Theconsequencesofanexcessivenumberoflivestockgrazinginanareaarethereductionofthevegetationcoverandthetramplingandpulverizationofthesoil.
7…appearstobethedominantfactorin…
8…leadstoreductionsintensionandalowerlikelihoodoffuture.
9.Withthelossof…alsocamethelossof…
10.Cheaptransportationnetworks,theriseofcities,andtheavailabilityofcapitalallstimulatedtheshifttofactoryproduction.
11.Commerceandeconomicdevelopmentwere(themain)agentsofcivilization.
12.Therearetwoprincipalinfluencesthatshapetheterrain.
13.beseenas(achief)motivationfor…被视作..的动力
14.Anotherconditionthatcontributestothedevelopmentof…istheemergenceof...
15.Variousenvironmentalfactorsmayplayarole.
16.…maybeanothercontributingfactor.
17.growoutofhumanneedsandaspirations.
18.canbetracedto…
19.Thecauseof…istheconsequenceof…
20.Aworseningoftheplightofdeerwastobeexpectedassettlersencroachedontheland.
21.Steamalsopromisedtoeliminateatransportationproblemsnotfullysolvedbyeithercanalboatsorturnpikes.
22.Thekeyto…lies(lay)in…
23.FromthisarousetheRomangeniusformilitaryorganizationandorderlygovernment.
24.Amongthemainfactorsare…最主要的原因是
25.WildmanandNilesidentifythreeprinciplesthatfacilitatereflectivepracticeinateachingsituation.
26.Byforceofsheernumbers,however,themossesandfernsreachedHawaii,survivedandmultiplied.
27.Therapidexpansionininternationaltradealsobenefittedfromaninfusionofcapital,stemminglargelyfromgoldandsilverbroughtbySpanishvessels.
28.Ourhumannessarisesoutoftheserelationshipsinthecourseofsocialinteraction.
29.Anumberofconditionsenhancethelikelihoodthatprimarygroupswillarise.
30.Primarygroupsarefundamentalbecausetheyserveaspowerfulinstrumentsforsocialcon