(2015•广州)Mostofusprobablylivewithoutvegetablesbutaworldwithoutchocolate?Nowthatwouldbehard!Accordingtochocolatemakersitcouldhappenifwedon'tactsoon.
Therearetwomaincausesofthechocolateshortage—chocolate’sgrowingpopularityandlessproductionofcocoatheplantfromwhichchocolateismade.WithmoreandmorepeopleinIndiaandChinalovingchocolatenotmuchcanbedoneaboutthefirstcause.
Thereforetheonlythingwecandoistoincreasecocoaproduction.HowevernewplantdiseasesandlittleraininIvoryCoastandGhanatheworld’slargestproducershavereducedcocoaproductionby40percentinthepast10years.What’sworsemanycocoafarmersinAfricaandothercocoaproducingcountrieslikeIndonesiaandVenezuelaarechangingtoeasier-to-growcropssuchascornorrubber.Thiswaythefarmerscanmakemoremoney.
TopreventmorefarmersfromchangingresearchersatthenewlyopenedInternationalCocoaControlCentreintheUKaretryingtocreatenewcocoaplantsthatarestrongerandfastergrowing.
Butfirsttheymustmakesurethenewplantsaresafetogrow.Thistakesalongtime.
FirsteachnewplantisstoredattheControlCentreforsixmonthstomakesureitishealthy.ItisthenplantedintheCentre’sfieldsstudiedandtestedforanothertwoyears.OnlyafterscientistsarecertainthattheyJrediseasefreewilltheplantsbesenttofarmersinWestAfricaorwhereverelsetheyareneeded.
TocreatenewstrongertypesofcocoascientistsattheCentrearecombiningthebestpartsfromdifferentcocoaplants.Thoughtheworldisfacingaseriouschocolateshortagethereisnowhope!
()41.Thefirstparagraphtellsusthat.
A.chocolateishealthierthanvegetables
B.theworldcouldsoonbewithoutchocolate
C.peoplelovevegetablesmorethanchocolate
D.it’snotnecessarytoeatsomuchchocolate
()42.Inwhichcountrieshaschocolatebecomemorepopularinrecentyears?
A.VenezuelaandIndonesia.B.IvoryCoastandGhana.
C.IndonesiaandChina.D.ChinaandIndia.
()43.Cocoafarmersarechoosingtogrowrubberandcornbecausethesecrops..... .
A.canmakethemmoremoney B