A-A+

A cure for cancer is bound one of these days.A

2022-08-05 15:12:02 问答库 阅读 169 次

问题详情

A cure for cancer is bound one of these days.
A.to discover
B.to discovering
C.to being discovered
D.to be discovered

参考答案

正确答案:D
解析:句意:近日癌症的治愈方法是必然会发现的。考查动词不定式的被动式。根据上下文to be discovered的修饰对象是a cure for cancer,两者为修饰与被修饰关系:同时含有被动关系。be bound"必然要做的”。

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