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> It is uncertain ______ side effects these weight-loss drugs will bring about, although hundreds of t
It is uncertain ______ side effects these weight-loss drugs will bring about, although hundreds of t
题目简介
It is uncertain ______ side effects these weight-loss drugs will bring about, although hundreds of t
题目详情
It is uncertain ______ side effects these weight-loss drugs will bring about, although hundreds of thousands of patients have taken it.
A.that
B.whether
C.how
D.what
题型:单选题
难度:中档
来源:不详
答案
D
这句话考查的是主语从句,it是形式主语,因为是uncertain,所以主语是不确定的事,side effects缺少修饰,填what。句意是:虽然几十万患者采取了这些减肥药但是不确定它会产生什么副作用。选D。
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题目简介
It is uncertain ______ side effects these weight-loss drugs will bring about, although hundreds of t
题目详情
答案
这句话考查的是主语从句,it是形式主语,因为是uncertain,所以主语是不确定的事,side effects缺少修饰,填what。句意是:虽然几十万患者采取了这些减肥药但是不确定它会产生什么副作用。选D。