cancer is a disease

发布时间:2021-02-28 00:02:39

cancer is a disease

网友回答

A whose ,__causes are still not clearly known 是disease的定语句,而causes与disease是所属关系,故用whose
======以下答案可供参考======
供参考答案1:
A 引导作定语‘ 它的原因’
供参考答案2:
A 先行词是a diease 在定语从句中做定语 用whose
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