托福阅读核心词汇：退步

　　decline/halt/repress/recession/cease/fall

　　托福阅读核心词汇：减少

　　decrease/abate/curb/curtail/drop/ebb

　　evaporate/fade/lower/reduce/restrain/shrink

　　slacken/slump/subside/wane/diminish/subtract

　　托福阅读核心词汇：增加/发展

　　increase/develop/enlarge/expand/grow/raise

　　advance/aggrandize/amplify/augment/boost/

　　broaden/enhance/enlarge/escalate/extend

　　further/heighten/inflate/magnify/mount

　　progress/proliferate/spread/swell/widen

　　托福阅读核心词汇：发展/进步/加强/丰富/增加

　　develop/advance/evolve/expand/flourish

　　foster/grow/maturate/mature/promote/ripen

　　thrive/amplify/augment/broaden/cultivate

　　deepen/enlarge/enrich/extend/intensify

　　magnify/perfect/refine/spread/strengthen

　　enhance/stretch/widen/hike/aid/assist/

　　boost/boom/blossom/expedi(a)te

　　托福阅读核心词汇：开始/产生

　　begin/start/commence/originate/initiate

　　generate/form/unfold/arise/create/kindle

　　ignite

　　托福阅读核心词汇：消灭/消失/消散

　　extinguish/abolish/annihilate/crush/destroy

　　eliminate/eradicate/erase/extirpate/obliterate

　　quell/remove/stamp out/suppress/repress

　　quench/smother/stifle/suffocate/trample

　　disappear/depart/disperse/dissipate/dissolve

　　ebb/end/evaporate/expire/fade/fade away/flee

　　recede/retire/retreat/sink/wane/withdraw

　　托福阅读核心词汇：废除/取消/抵消/使无效

　　abolish/eliminate/annul/nullify/annihilate

　　cancel/dissolve/invalidate/negate/neutralize

　　obliterate/revoke/retract/delete/erase/efface

　　counteract/offset/act against

　　托福阅读核心词汇：改变

　　change/alter/vary/modify

　　adapt/adjust/convert/evolve/diverge/lower

　　diversify/diminish/fluctuate/merge/reform

　　reduce/regenerate/remake/renovate/resolve

　　revolutionize/shape/shift/substitute/temper

　　transform/turn/vacillate/revise/customize

　　托福阅读核心词汇：不改变

　　continue/hold/keep/persist/remain/stay/sustain

　　maintain/retain/reserve/preserve/conserve/fix

　　保__

　　留 preserve

　　守 conserve

　　存 reserve

　　持 keep/retain/maintain/sustain

　　uphold/perpetuate/persevere

　　persist

　　托福阅读核心词汇：怀疑(的)

　　suspicous/doubtable/dubious/rule out

　　with hold/skeptical

　　托福阅读核心词汇：确认/验证/证明/论证

　　corroborate/approve/authenticate/certify

　　confirm/endorse/justify/prove/ratify

　　substantiate/support/validate/verify

　　affirm/ascertain/attest/determine/manifest

　　settle/tesify/uphold/warrant

　　托福阅读核心词汇：处理/管理/命令/控制/支配

　　cope with/handle/administer/demand/command/conduct