真题讲练-物品说明：2019年全国II卷D篇-2018全国II卷B篇-2017年全国II卷C篇 (1).docxVIP

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2019年全国II卷D

Bacteriaareanannoyingproblemforastronauts.Themicroorganisms(微生物)fromourbodiesgrowuncontrollablyonsurfacesoftheInternationalSpaceStation,soastronautsspendhourscleaningthemupeachweek.HowisNASAovercomingthisverytinybigproblem?It’sturningtoabunchofhighschoolkids.Butnotjustanykids.ItisdependingonNASAHUNCHhighschoolclassrooms,liketheonescienceteachersGeneGordonandDonnaHimmelergleadatFairportHighSchoolinFairport,NewYork.

HUNCHisdesignedtoconnecthighschoolclassroomswithNASAengineers.Forthepasttwoyears,Gordon’sstudentshavebeenstudyingwaystokillbacteriainzerogravity,andtheythinkthey’reclosetoasolution(解决方案).“Wedon’tgivethestudentsanybreaks.TheyhavetodoitjustlikeNASAengineers,”saysFlorenceGold,aprojectmanager.

“Therearenotests,”Gordonsays.“Thereisnogradedhomework.Therealmostarenogrades,otherthan‘Areyouworkingtowardsyourgoal?’Basically,it’s‘I’vegottoproducethisproductandthen,attheendoftheyear,presentittoNASA’sengineerscomeandreallydoanin-personreview,and...it’snotaverynicethingattimes.It’sahardbusinessreviewofyourproduct.”

GordonsaystheHUNCHprogramhasanimpact(影响)oncollegeadmissionsandpracticallifeskills.“ThesekidsaresoabsorbedintheirstudiesthatIjustsitback.Idon’tteach.”Andthatannoyingbacteria?GordonsayshisstudentsareemailingdailywithNASAengineersabouttheproblem,readyingaworkablesolutiontotestinspace.

【语篇解读】本文是一篇说明文。文章介绍了美国一所中学与NASA合作的科研项目HUNCH,鼓励学生开发创新思维,培养实际生活技能。

32.WhatdoweknowaboutthebacteriaintheInternationalSpaceStation?

A.Theyarehardtogetridof.

B.Theyleadtoairpollution.

C.Theyappearindifferentforms.

D.Theydamagetheinstruments.

答案A

解析推理判断题。根据第一段的第二句提到的“来自我们身体的微生物在国际空间站的表面无法控制地生长,所以宇航员每周要花几个小时来清理它们。”可知,在国际空间站,很难除掉细菌。

33.Whatisthepurpose