英语必修5P2第一篇课文,JOHNSNOWDEFEAT的简述-查字典问答网
分类选择

来自撒力的问题

  英语必修5P2第一篇课文,JOHNSNOWDEFEAT的简述急,求英语必修五P2页课文简述,英文简述,简述就行.

  英语必修5P2第一篇课文,JOHNSNOWDEFEAT的简述

  急,求英语必修五P2页课文简述,英文简述,简述就行.

1回答
2020-01-29 19:29
我要回答
请先登录
李志远

  johnsnow adoctor,attendedqueenvictoriaasherpersonalphysician.buthewaswilltohelpordinarypeopleexposedtocholera.manypeopiediedeverytimetherewsaanbreakout.hewantedtofacethechallengeandsolvetheproblem.twotheoriescaughthisattentionthefirstsuggestedthatcholeramultipliedintheair.thesecondsuggestedthatpeopleabsorbedthisdiseaseintotheirbodiesandthediseaseattactedthebody.johnsnowsuspectedthatthesecondwasrightbutheneedevidence.whenanotherbreakhitlondonin1854,hewasreadytobeginhisenquiryandtriedtogetinformation.hefoundmostofthedeathswerenearawaterpumpandthespreadofthediseasewaswater.withtheevidence,hewasabletoannouncethatpullutedwatercarriedthevirus.afterthat,hesuggestedthathesourceofallthewatersuppliesshouldbeexamined.finally,"kingcholera"wasdefected.

2020-01-29 19:32:27

最新问答

推荐文章

猜你喜欢

附近的人在看

推荐阅读

拓展阅读

  • 大家都在看
  • 小编推荐
  • 猜你喜欢
  •