问题描述：
请把下列句子换一个说法(简单,
摘自必修5UNIT1
1.John was so expert that he attended Queen Victoria as her personal physician.
2.Neither its cause nor its cure was understood.
3.He knew that cholera would never be controlled until its cause was found.
我们老师抽风自己出的题
我也不知道她想考什么
帮忙换个说法就成,比如主动变被动什么的
摘自必修5UNIT1
1.John was so expert that he attended Queen Victoria as her personal physician.
2.Neither its cause nor its cure was understood.
3.He knew that cholera would never be controlled until its cause was found.
我们老师抽风自己出的题
我也不知道她想考什么
帮忙换个说法就成,比如主动变被动什么的
问题解答：
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