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1.Itis(hasbeen)estimatedthattheworld'spopulationcouldreach6billionbytheendofthecentury.2.ItmustbepointedoutthatitisoneofourbasicStatepoliciestocontrolpopulationgrowthwhileraisingthequalityofthepopulation.3.Uponhearingtheunexpectednews,hewassosurprisedthathecouldn'tutteraword.4.It'shardtosaywhethertheplanispracticable.5.Itmustbekeptinmindthatthereisnosecretofsuccessbuthardwork.6.Asthesayinggoes,nothingintheworldisdifficultforonewhosetshismindtoit.7.Asisknownmanistheproductoflabour.8.Itcanbeseenfromthisthatthereisnodifficultyintheworldwecanovercome.9.Itseemscertainthattheyhavemadeaseriesofexperiments.10.Itmustbeadmittedthatyouhaven'tdonewhatyoupromisedtodo.11.Itiscertainthatwehavealongwaytogo.12.Itisclearthattheenemyhasnodesireforpeace.13.ItishardtoimaginehowEdisonmanagedtoworktwentyhourseachday.14.Thereisnodoubtthatyouwillbehelpedbyothersifyouhaveanydifficulties.15.Itissaidthatbatshavebeenusingradarformillionsofyears.16.Totellthetruth,manymistakeswemadecouldhavebeenavoided.17.Asweknow,itwasnotuntilrecentlythattheproblemwassolved.18.Inmyopinion,thiscomputerisdifferentfromthatoneyousaw.19.Allthisshowsthatnothingcanpreventusfromreachingouraims.20.Asfarasweknow,ittookhimmorethanayeartowritethebook.21.Ithasbeenprovedthateverysubstance,nomatterwhatitis,madeupofatoms.22.Tobefrank,whetheryoulikeitornot,youhavenootherchoice.23.Ithasbeendecidedthatwearegoingtobuildarailwaywhosebasemustbecompletedwithinthisyear.24.Franklyspeaking,whatyoucallthetruthmaynotapplytothingshappeninghere.25.Itisobvious(evident)thatthesuccessoftheinnovationdependsonourconcertedefforts.26.ItisnaturalthatonemayhavetroubleexpressingcomplicatedideasinsimpleEnglish.27.Wewillbesuccessfulaslongaswepersevere.28.Whatismoreimportant,theagreementtheyhavenegotiatedisbeingcarriedout.29.Itistruethatwemustredoubleourefforts;otherwisewecannotcatchupwiththedevelopedcountries.30.Itakeitforgrantedthattheywillsupportthisidea.Iregarditasnaturalthatth
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