问题 单项选择题

降结肠癌的早期症状是()

A.贫血 

B.肠梗阻症状 

C.排便习惯改变 

D.消瘦乏力 

E.腹部包块

答案

参考答案:C

选择题
[ ]

A. Having rid; have switched; sacrificing

B. To rid; are switching; sacrifice

C. Rid; switched; sacrificing

D. Having been rid; are switched; sacrifice

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