一道英语阅读题,急用PaperColorandEyesEye-查字典问答网
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  一道英语阅读题,急用PaperColorandEyesEyedoctorsinshanghaifoundoutrecentlythatthenearsightednessamongprimaryandmiddleschoolstudentshassomethingtodowiththecolorofthepaperintheirtextbooksandnotebooks.Thedoctors

  一道英语阅读题,急用

  PaperColorandEyesEyedoctorsinshanghaifoundoutrecentlythatthenearsightednessamongprimaryandmiddleschoolstudentshassomethingtodowiththecolorofthepaperintheirtextbooksandnotebooks.Thedoctorssuggestedthatyellowpapershouldbeusedtoreplacethewhiteone.Accordingtotheirresearchtheexpertsfoundoutwhitepaperreflects(反射)toomuchlightandeasilytiresaperson’seyes.Yellowpaper,however,doesn’tlooksosharptoaperson’seyes.Inotherwords,itismuchmildertotheeyesofstudentswhomaydoreadingorwritingforhours.Theexpert’sresearchfindingwasbasedonfirst-handinformationandanumberofscientificexperimentsincludingarecentstudyamongthestudentsfromforty-onemiddleschools.Tomakethestudentsunderstandthetruth.ShanghaiEducationDevelopmentCo.Ltdhasproducedtextbooksandexercise-booksmadeofyellowpaper.Thebookswillbeusedinthewholecitysoon.

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2020-06-09 13:38
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郭立伟

  PaperColorandEyes纸张的颜色和眼睛Eyedoctorsinshanghaifoundoutrecentlythatthenearsightednessamongprimaryandmiddleschoolstudentshassomethingtodowiththecolorofthepaperinth...

2020-06-09 13:42:54

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