john snow believed idea 2 was right . how did he funally prove it?

John Snow believed Idear 2 was right .How did he finally prove it? john snow believed idea 2 was right . how did he funally prove it? john snow是谁 john snow defeats king cholera 求英文介绍JOHN SNOW 概括一下John snow defeats “king cholera” john snow defeats king cholera翻译 以john snow,写一篇作文 what can we learn from john snow?what can we learn from john snow？ Am I your snow 急需john snow 的英文介绍,不用太长 I believed tomorrow would be better.对吗. 英语翻译I always believed in the ufo I believed that my angle had never I believed,because you have promised me 外国朋友来信了,高分帮回复下原文：Hi John,I wish it was snowing here.I love the snow,but unfortunately it does not snow here very often,if at all.I have had a very nice christmas.Lots of presents.I am glad that you have written to me.H i like winter.i can---snow I love winter!I love snow