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来源：学生作业帮 编辑：大师作文网作业帮 分类：英语作业 时间：2024/11/10 18:21:21
Educated people in the twenty-first century may find it hard to believe that two hundred years ago people did not___________illness__________problems in the environment.We all know that in London drinking__________water caused many deaths from cholera.There was a__________to its cause because it always started in the poor__________.Then it spread to the richer areas as the servants passed it on.Many doctors__________that polluted water was to___________and clean water was the___________.John Snow`s investigation proved that the dirtier the water, the more__________the illness.So the government and the doctors__________that water must be purified.They__________people to remove the__________from pumps if the water was infected.Thus cholera was__________in the end. 用词：instruct neighbourhood pollute defeat handle suspect blame severe clue link...........to draw the conclusion cure
解题思路： 如下
解题过程：
参考答案：
Educated people in the twenty-first century may find it hard to believe that two hundred years ago people did not_link___illness__to_problems in the environment.We all know that in London drinking__polluted__water caused many deaths from cholera霍乱.There was a_clue____to its cause because it always started in the poor__neighbourhood __.Then it spread to the richer areas as the servants passed it on.Many doctors_suspected___that polluted water was to__blame___and clean water was the__cure___.John Snow`s investigation proved that the dirtier the water, the more__ severe the illness.So the government and the doctors_drew the conclusion_that water must be purified.They_instructed__people to remove the__handle__from pumps if the water was infected.Thus cholera was_ defeated in the end.
最终答案：略
解题过程：
参考答案：
Educated people in the twenty-first century may find it hard to believe that two hundred years ago people did not_link___illness__to_problems in the environment.We all know that in London drinking__polluted__water caused many deaths from cholera霍乱.There was a_clue____to its cause because it always started in the poor__neighbourhood __.Then it spread to the richer areas as the servants passed it on.Many doctors_suspected___that polluted water was to__blame___and clean water was the__cure___.John Snow`s investigation proved that the dirtier the water, the more__ severe the illness.So the government and the doctors_drew the conclusion_that water must be purified.They_instructed__people to remove the__handle__from pumps if the water was infected.Thus cholera was_ defeated in the end.
最终答案：略