结肠癌、胃癌、肺癌、乳癌均可升高的肿瘤标记物为()A．AFP B．C_爱下问搜题

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问题单项选择题

结肠癌、胃癌、肺癌、乳癌均可升高的肿瘤标记物为()

A．AFP

B．CEA

C．CA-125

D．CA-199

E．PSA

答案

参考答案：B

选择题

---Which of the following sentences is CORRECT?

A．I don’t know when will he come back tomorrow.

B．I have no idea when will he come back tomorrow.

C．I don’t know when he will come back tomorrow.

D．I have no idea when is he coming back tomorrow.

问答题

简述商业银行进行证券投资的目的。