【导语】英语学习中可以多收集一些好的英语学习素材。下面是
Youthcomesonlyonceinalifetime,therefore,itisimportantthatweshouldnotwastethoseyearsinidlenessandbadliving.
Thisisalsothetimewhenourmemoriesarebest.Weareabletolearnmoreduringthistimethanwhenwebecomeolder.Duringouryoungeryears,wehavetheenthusiasmtosethighgoalsforourselves.Wealsotrytoovercomeobstacleswhichareplacedinourway.
Ifwerealizehowpreciousyouthis,wewillbefulfilledwhenweareyoungaswellaswhenweareolder.Ifwewasteouryouth,wewillspendtherestofourliveswishingwecouldbeyoungagain.
SomeofusalwaysspendSundaysaimlessly.Wecanseldomderiveprofitsfromthevaluablehours(time)ofSundays.Thisisindeedagreatpity.ThoughSundaysaresetasideasadayforrest,wemustmakegooduseofthem.
Weknowthatourschoollessonsareusuallynotsufficient.WeshouldoftenutilizeSundaystoreadreferencebooks.Inthiswaywewillincreaseourknowledge.Besides,wemustbeengagedinsportsoroutingsoastostrengthenourbodies.
Cactusesareusedtolivingindesert.Thewholebodyofacactusisgreen.Thestalkisovalandtherearethornsalloveritsbody.Actuallythethornsintheirbodiesaretheirleaves.Theleavesarelikethisonlybecausetheycanstopthewaterintheirbodiesfromevaporatingintothehotanddryair.Thecactuseshavelongrootsandtheytaketheirrootsdeepintotheearthsothattheycangetthewaterfromdeeper,soil.
Theirflowersarealwayssmallandwhite.Althoughtheyareignoredinthedesert,theynevergiveupcomingontandalwaysdecoratethedesertsilently.
Thesummervacationhadcomeroundagain.IwashappythatIcouldforgetaboutschoolatleastforawhile.LestIfoolaroundallthroughthissummervacation,Imadeaplanastohowtospendit.First,IthoughtIshouldgooverallthosethingsmyteacherstaughtintheprevioustermsothatIcouldhaveabetterunderstandingofthem.ThenIthoughtIshouldtakeupsomeformsofexercise,suchaswalking,runningrowing,tokeepmephysicallystrong.ItstoodtoreasonthatwithsuchagoodplanIshouldmakethebestofmyvacationtime.Idid,becauseIliveduptowhatIhadplanned.
Itisknowntoallthatrobotisinventedbyhumanbeinganditisjusttheprogramsetbyscientists.Whattherobotdoeswillfollowtheprogram,theoretically,ithasnolifeandwon’thaveself-consciousness.Butinthescreen,manymoviesshowthatinthefuture,robotmayhaveself-consciousness,whichwillchallengehumanbeings.Intheearlyfilm,TheMatrix,showedtheaudiencethatthecomputerprogramwoulddowhattheywantandoutofpeople’scontrol.ThehottestTVseriesWestWorld,describingaworldbuiltbyhumanbeings,astheplayerstoplaywiththerobotthatlookedliketherealman.Theserobotsstartedtohavetheirconsciousnessafterupgrading.Theyrebelledtheirfateandfoughtwithhumanbeings.Thoughthefactthatrobotisstillamachinenow,whoknowswhatwillhappenwiththedevelopmentoftechnology.