10.乳牛的眼癌(cancer eye)主要是下列何種腫瘤?
(A)fibrosarcoma
(B)adenocarcinoma
(C)lymphosarcoma
(D)squamous cell carcinoma
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統計: A(137), B(149), C(99), D(2140), E(0) #1839358
統計: A(137), B(149), C(99), D(2140), E(0) #1839358