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【单选题】
逆行肾盂造影的禁忌证是（ ）A.
尿道狭窄
B.
严重的肾结核
C.
严重肾盂积水
D.
先天性多囊肾
E.
静脉肾盂造影显影不良
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】癌基因是一种能编码()、生长因子受体、细胞内信号转导分子以及与核内转录因子等的基因。
【简答题】逆向工程一般由产品数字化、 和分片、生成曲线曲面和最终构造CAD模型四个步骤组成。
【单选题】听力原文：W: Oh, Jack, I'm glad I called you. I want to tell you I have to skip the history study group session tonight. M: Really? That' too bad. Are you feeling well? W: Oh, it's not had. It's going to b...
A.
She's unable to attend the study session.
B.
She has seen a doctor recently.
C.
She's concerned about medical care.
D.
She mentions the need for some medical tests.
【单选题】. —Do you want to go to the cinema tonight? —Sorry, I’m so tired. I ___________ an early night.
A.
have
B.
am having
C.
have had
D.
had
【简答题】动词使动用法的分类。
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