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Modern science has given clear evidence smoking can lead to many diseases. A.wha

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Modern science has given clear evidence smoking can lead to many diseases. A.wha

Modern science has given clear evidence ________ smoking can lead to many diseases.

A.what            

B.which   

C.that             

D.where

试题答案

C解析:名词evidence的含义是“迹象,证明”,空后的“吸烟会导致许多疾病”就是evidence的具体内容。that引导同位语从句时,在从句中不作任何成分。句意:现代科学已经给出明显证据,吸烟会导致许多疾病。故选C项。