托福考试会涉及到大量的词汇，考生必须有一定的词汇积累才能在托福考试中游刃有余。不过，在大量的词汇中，有一些基础类词汇更应该注意，像这类托福词汇，大家不但要了解它们的拼写方式，更要清楚它们的运用方法和搭配关系。接下来小编就为大家整理了九组托福考试精华词，希望大家一定要牢记。
Group 1 food crops
1.abandon 2.adversely 3.aggregate 4.cultivation 5.fertilize 6.intensify 7.irrigation 8.obtain 9.photosynthesis 10.precipitation
Group 2 disaster
1.anticipate 2.catastrophic 3.collide 4.eruption 5.famine 6.flood 7.impact 8.persevere 9.plunge 10.unleash
Group 3 evolution and migration
1.adapt 2.diverse 3.evolve 4.feature 5.generation 6.inherent 7.migration 8.physical 9.process 10.survive
Group 4 petroleum alternative
1.constraint 2.contamination 3.deplete 4.dispose of 5.elementally 6.emission 7.extinction 8.reservoir 9.shrink 10.stable
Group 5 time efficiency
1.adjust 2.arbitrary 3.denominator 4.exponentially 5.infinitesimal 6.maximize 7.parallel 8.proportion 9.rate 10.sequence
Group 6 ancient life
1.accuracy 2.adjacent 3.compress 4.feasibly 5.gut 6.integrally 7.overlap 8.retain 9.seep 10.structure
Group 7 computers
1.circulate 2.corrode 3.derive 4.detection 5.expeditiously 6.implement 7.innovative 8.installation 9.maintenance 10.simulation
Group 8 energy
1.combustion 2.component 3.convey 4.discretely 5.nucleus 6.permeate 7.rotate 8.solar 9.source 10.trigger
Group 9 memory
1.acquisition 2.anomaly 3.consciously 4.degrade 5.gap 6.indisputable 7.intervene 8.intuitively 9.recede 10.retrieve
以上就是小编为各位考生整理的九组托福考试精华词，希望对大家备考有所帮助。最后小编预祝您托福备考顺利，考出满意的成绩。您还可以拨打百利天下咨询热线400-890-6000详细了解更多考试与留学方面的资讯。
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