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1、ChangesinPeople'sDietAscanbeseenfromthetable,greatchangeshavebeentakingplaceinpeople'sdietinthepastfiveyears.Grain,asthemainfoodofmostChinese,isnowplayingalessimportantrole,whiletheproportionofsomehigh-energyfoods,suchasmilkandmeat,hasincreased.Whathascausedthesechanges?Ithinktherearetworeasons.Fir
2、st,peoplenowhavemoremoney.Thepriceofmeatandmilkismuchhigherthanthatofgrain,sointheolddayspeoplecouldn'taffordthem.Nowtheyhaveenoughmoneytobuybothmeatandmilk.Second,peoplenowadayspaymoreattentiontotheelementsoftheirdiet.Theylookforawell-balanceddietthatwillbegoodfortheirhealth.Inshort,therehavebeenc
3、hangesinpeople'sdietinthepastfiveyearsbecauseoffinancialandhealthreasons,andtherewillbefurtherchangesinthefuture.柱状图：纵横推论（根据横坐标的发展，来描述纵坐标的变化）PopulationofaSmallIslandStateDirections:Writeacompositionbasedonthefollowinggraph.Thecompositionshouldbeentitled"PopulationofaSmallIslandState."Fromthediagram
4、,wecanseethatbetween1900and1950,thepopulationofthestateremainedalittlelessthan200,000.Since1951ithasbeenincreasingrapidly.Inthepastfourdecades,thepopulationhasgoneupbyoverthreetimes.Thereareseveralreasonsfortheincrease.Firstly,theopenpolicybeingcarriedoutinthestatehasenabledmanyforeignlabourerstowo
5、rkthere.Secondly,thebeautifulsceneryofthesmallislandhasattractedmanytouristsandsomeofthemhavebeenpermittedtosettlethere.Inaddition,thegovernmentmaynothaverealizedthenecessityofcontrollingpopulation.Ifthistrendcontinues,itisnodoubtthatthesmallstatewillsufferfromvariouskindsofproblemscausedbyoverpopu
6、lation,suchaslackoflandresources,foodshortageandtrafficcongestion.Therefore,actionsshouldbetakentocontroltheincreaseofthepopulation.ChangesinCollegeStudents'WaysofSpendingSummerVacationOutline:1statethechangesbriefly2givepossiblereasonsforthechanges3predictthetrendofchangesCollegeStudents'WaysofSpe
7、ndingSummerVacationA.stayingathomeB.travelingC.doingsocialinvestigationD.otherwaysFromthetwocharts,wecanseethatinthepasttenyearsthenumberofstudentswhogotravellingordosocialinvestigationduringsummervacationh
