PlanB:LifeonMars?LanguagePointsInthe1960sand1970s,thegreatestfearwasthatthehumanrace,andpossiblyalladvancedlifeformsontheplanet,couldbewipedoutbynuclearmissiles,justatthepushofabutton.humanracepossiblyadv.advancedadj.advancen./v.inadvance4.wipeout5.nuclearmissiles6.atthepushofabutton人類詞形變化possibleadj.高級(jí)的

進(jìn)步，前進(jìn)

提前4.去除，摧毀5.核導(dǎo)彈6.一按按鈕takeoverlowerv.replaceAwithBrenewableenergyterrifyingscenes接替，取代，代替降低用B代替A可再生能源可怕的場(chǎng)景ThemostlikelychoiceisMars,whichisrelativelyclosetoEarthandhasanenvironmentlesshostilethanthatofotherplanets.optionn.likelyadj.hostileadj.fascinatev.explorationn.enjoyworldwidepopularitymakeeffortstodo選擇optionaladj.可能的生長(zhǎng)環(huán)境惡劣的使...著迷探索風(fēng)靡全球努力做某事Encouragedbydiscoveriesovertheyears,spaceagenciesofvariouscoutriesareplanningmannedmissionstoMarsthatcouldtakeplacewithinthenext25years.

過(guò)去分詞作狀語(yǔ)，與句子主語(yǔ)構(gòu)成動(dòng)賓關(guān)系。spacefraftn.proben.orbitv.valuableadj.stunningadj.surfacen.searchforresource航天器探測(cè)器環(huán)繞...運(yùn)行珍貴的極具吸引力的表面尋找...資源WhiletheMooncanbereachedwithindays,itwouldtakemonthstoreachMars,travellingthroughdangeroussolarradiation.while引導(dǎo)讓步狀語(yǔ)從句thereisnodoubtthatintelligencen.radiationn.safelyadv.dailyadj.provev.experimentn.毫無(wú)疑問(wèn)聰明，智力放射，輻射safeadj.safetyn.每天的

證明proofn.證據(jù)實(shí)驗(yàn)Itconsistedofaclosedspaceinwhichpeople,animalsandplantscouldlivetogether.1.consistof2.conceptn.3.functionv.functionaladj.multi-functional4.successn.succeedv.successfuladj.1.由...組成2.概念3.工作，運(yùn)轉(zhuǎn)，起作用功能的多功能的4.成功的人/事成功成功的providesb.withsthsucceedindoingsthavarietyofdefinitelyadj.abigstepforward給某人提供某物成功做某事各種各樣的確定