3Dprintersarecertainlythesuperstartoday---theyarebeingputtoallkindsofusesincludingcreatingmodelcarsformovies.HowevernoneoftheseideasareascrazyastheonesuggestedbyAnjanContractorwhobelievesthattheywillbethekeytoendingworldhunger（饥饿）.
Ifyouthinkthatsoundsalittlecrazyyouarenottheonlyonebutafterhearingscientiststheideaseemstobecometrue.
Accordingtoscientistsfoodwillbecomeveryexpensiveandpossiblyevenoutofreachforbillionsofpeopleinthefuture.Itmeansbillionsofpeoplewon’thaveenoughfood.
Thisiswhere3Dprintersmaysavetheday.Anjananengineersaysthattheonlywaytosupportthelargepopulationwillbetoprovideeverykitchenwitha3Dprinterandprintoutmeals.
Moreimportantlyitwouldbetomakethebasicfoodfromthingsthatwenowdonotthinkcanbeeaten.Anjanthinksthatwecouldeasilygetthemeatprotein(蛋白质)frominsects（昆虫）.Similarlythevegetablenutrition（营养）couldbemadefromgreenslikegrass.Wouldyouwanttotry3Dprintedfood?
1Thecraziestideaisthat accordingtothepassage.
A3Dprintersareusedtocreatemodelcars.
B3Dprinterareusedforarchitecturalmodels.
C3Dprinterswillbethekeytoendingworldhunger.
D3Dprintersarethesuperstarstoday.
2Theunderlinedword“extremely”heremean .
Avery Balittle Clittle Dso
3Whenthereisn’tenoughfoodinthefuture maysavepeople.
Aonly3Dprinters Bonlythescientists
Cthekitchenswith3Dprinters Dthevegetablenutrition
4Anjanthinksthatwecangetthemeatproteinfrom inthefuture.
Agrass Binsects Canimals Dplants
5Fromthepassageweknowthat .
Apeoplewillhaveenoughfoodtoeatinthefuture.
Bscientistscanuse3Dprinterstoprintfoodnow.
C3Dprintersarebeingputtomanyuses
Dpeoplecangetanyfoodandvegetableswithoutplanting
