肾胚胎瘤最早出现的症状（）。 A.腹痛 B.血尿 C.高血压 D.腹_爱下问搜题

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问题单项选择题 A1型题

肾胚胎瘤最早出现的症状（）。

A.腹痛

B.血尿

C.高血压

D.腹部包块

E.发热

答案

参考答案：D

选择题

---- What has made him look like lacking sleep?

----- _____ his wife is ill and he has to get up several times a night to attend to her.

A．For

B．Because

C．That

D．What

填空题

工厂常用车刀刀具材料有（）、（）。