以下不属于癌前疾病的是
A．着色性干皮病
B．慢性萎缩性胃炎
C．肝硬化
D．结肠多发性息肉病
参考答案：C
解析：[考点] 癌前疾病
癌前疾病及癌前病变指某些统计上具有明显癌变危险的疾病及病变，如不及时的治疗即有可能转变为癌。常见的癌前疾病及病变有：(1) 黏膜白斑；(2) 慢性宫颈炎伴宫颈糜烂；(3) 纤维囊性乳腺病；(4) 结肠、直肠的腺瘤性息肉；(5) 慢性萎缩性胃炎及胃溃疡；(6) 慢性溃疡性结肠炎；(7) 皮肤慢性溃疡。
任务型阅读 The 30th Olympic host city, London is opening its arms to the world. It is the capital city of the UK .It has the history of 2000 years. Today London is a big city with 7 million people. They are from all parts of the world. Their ways of life are not the same but harmonious(和谐的).Their favorite food is pie and mashed potatoes.
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