Life & EconomynPlay an important role in our fast- developed society/everyday lifenBoost the local economynIncrease the government revenue, earn foreign currency and improve the living standard of the localsnRelieve the pressure of unemploymentnExpose them to the outside world, widen their vision and develop a broader mindnImprove the living environment and better the basic facilities.nIncrease investment in infrastructurenAs a tourist attraction, boost the local tourismnGenerate tourist dollars by attracting people for a visitCulture & EducationnPlay an important role in educationnKeep/maintain/retain culturenEnrich our knowledge and widen our horizonnEnhance mutual understanding,remove hostility and prejudice, promote good will or friendship and strengthen tiesnMaintain world peacenShow the brilliant culture and glorious historynPromote cross-cultural communicationnImprove the image of a placenIncrease reputation and update the status in the international communitySave & Waste-time and moneynSave (waste)time and energynSave (waste)money/spacenEconomical, frugal, frugalitynPrudent, prudence, inexpensivenCostly, time-consuming, lavish,extravagant,extravaganceConvenience & EfficiencynConvenient, convenience, efficient, efficiently, efficiencynsave sb a lot of time and energynInconvenient, inefficientSafety & DangernSafe, safety, safely, in safe,nDanger, dangerous, endanger, in danger, risk, hazard, hazardousHealth (body & soul)nIndependent, in ones own right, make decisions by oneself, take responsibility for themselves,cooperate, compete, competent, sincerity,honesty,team spirit, considerate/thoughtful, confident, ambitionnCreativity,tolerate,mental/spiritual/psychologica l health, sociable, perseverance, deal/cope with problems by themselves, solve problems by themselves, Health, physical health, disease, strong,strength,energetic, nOverhearing, arrogant, selfish,conservative,isolatednCultivate, foster, develop, encourage, enrich, improve,enhanceWell-being & WorrynColorful, pleasure, joy, recreation,entertain, leisure time, interesting, relaxnDull,monotonous,tired,bored,fatigue,lonely, weary,Experience & lessonsnSocial experiencenEnter the societynDraw lessons fromEthics & MoralitynHumane,humanity,fair,help,assist,freenprivacyEnvironment & Protectionnenvironment,/surroundings/settings/things around our human beingsnNatural resources/raw materials/treasurenPollute,poison,contaminatenEndanger-put sth in dangernpurify,-make sth pure/clean, give purification to sthnLive in harmony with naturenCooperate with the naturenKeep the balance of ecologynConserve/save/protect