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