应该：should, be supposed to, shall, have to, must, be required to, it is necessary for sb to

　　上升，增加：(vi.)increase, go up, rise, (vt.) increase, raise (n.) growth, rise, increase.

　　下降，减少/小：(vt.) decrease, reduce, lower (vi.) decrease, fall, drop, go/come down, decline. (n.) fall, decrease, decline, drop

　　变：change, alter, become (different/big/small/..), get, grow

　　知道，了解，意识到：know, be aware/concious of, realize, get information about

　　证实，表明：show, suggest, indicate, make it clear that

　　很大程度上，基本上：greatly, considerably, enormously, significantly, basically

　　提高，变好：improve, make better, enhance

　　采取(措施)：adopt, take

　　提出(政策)：propose, offer

　　废除：eliminate, get rid of, do way with, dispense with

　　提供：provide, offer, give

　　任务：assignment, job, work, task

　　有用，帮助：beneficial, helpful, useful, be a great help to, do good to, bring benefit to, be good for

　　方法：way, approach, strategy, method

　　观点：idea, belief, view, opinion

　　影响：affect(vt.), influence(vt.), have influence/effect/impact on

　　(被)允许：allow, permit, can, may, be free to do

　　恢复，复原：restore, recover, bring back4

　　阻止：prevent, stop, keep (sth/sb from doing sth)

　　花费：spend, take, cost, put in, make effort

　　参加：join, take part in, participate in, engage in, get involved in, attend, be a part of

　　调整，调节：adjust, regulate, control

　　产生，创造：create, produce, make, generate, bring about, form

　　表现，显现出：show, display, demonstrate, represent1 a;

　　确保：ensure, guarantee, assure (of), promise

　　最后：in the end, eventually, at last, finally:

　　行为方式，做法：act, practice

　　建议：suggest, say should, advise, recommend

　　决定：decide, choose, make up one’s mind.

　　查明：find out, discover, figure out

　　导致，引起：cause, result in, lead to, bring about, contribute to

　　限制：limit, restrict, confine, put a limit on

　　正在做，努力：work on

　　延期相关：more time, extra time, extension, later deadline; put off, postpone, put back to, delay, (until)

　　因素：cause, factor, reason

　　合适：fit, suit, be suitable/fit/right

　　需要：require, need, it is necessary for..to..,demand

　　不变：fixed, constant, stable, unchanged (unchanging)

　　担心：worry about, be concerned about, care about

　　解决：solve/resolve, address, deal with, work out, tackle

　　解释：tell, explain, spell out, say how