题目内容

【题目】H7N9 avian influenza(禽流感)is a new kind of in the world.

A. cough B. cancer C. disease D. medicine

【答案】C

【解析】句意：H7N9禽流感是世界上一种新型的疾病。cough咳嗽；cancer癌症；disease疾病；medicine药。根据H7N9 avian influenza(禽流感)是一种流感，因此是一种疾病，故选C。

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