2017版高考英语外研版一轮复习跟踪检测：必修3 Module5《Great People and Great Inventions of Ancient China》（含解析）

      必修三

      Module 5

      “阅读＋七选五＋完形”组合练——练题型

      (限时：35分钟)

      Ⅰ.阅读理解

      (2016·兰州高三诊断)Three­dimensionalprintersarefastbecomingeverydaydevicesintheUnitedStates. Three­Dprintersareusedtomakeeverythingfromautomobilepartstobonereplacementsforhumanpatients. Americanresearchscientistsarenowworkingoncreatingreplacementsforlivingtissue.

      ResearchersattheMedicalUniversityofSouthCarolinahavebeenworkingoncreatingandmanufacturinglivingtissuesince 2003. Thisprocessiscalledbiofabrication (生物制造). Itrequiresspecialprintingequipmentandaspecialkindofink.

      Traditionalprintersrequireinktoproduceanimageordesignonapieceofpaper. Fortheirthree­Dprinter, theSouthCarolinaresearcherspreparecomplexnutritioussolutionstheycallbio­inks. Bio­inksaremadeofproteinsandglucose (葡萄糖), whichnormallyprovidesenergyformostcellsofthebody. Theresearchersalsoaddlivingcellstakenfromtheanimalthatwillreceivethenew, printedtissue. Thebio­inksarethenaddedtoadevicethatresearcherscallthePalmettobio­printer.

      SarahGraceDennisisoneoftheresearchersattheMedicalUniversityofSouthCarolina. Shesaysnewtechnology, likethePalmettobio­printer, isagreathelptothebiofabricationprocess.

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