皮皮学，免费搜题
登录
搜题
【单选题】
尿毒症病人贫血的最主要原因是A.
低蛋白血症
B.
失血
C.
缺铁
D.
促红细胞生成素缺乏
E.
毒素抑制红细胞生成
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】--- May I ask a favour of you? --- ______.
A.
It’s my pleasure
B.
I’ve no time
C.
Ask please
D.
Sure, go ahead
【单选题】I’ve got to go now. Something has just______ at school and I’m needed there.
A.
come to
B.
come up
C.
come in
D.
come over
【单选题】______, I should ask them some questions.
A.
Should they come to us
B.
If they come to us
C.
Were they come to us
D.
Had they come to us
【单选题】— Why are you so upset? What has happened? — You know, I’ve come to the point ______ I can’t stand her arguing any longer.
A.
where
B.
which
C.
whether
D.
what
【简答题】企业应永久保存的是（ ）。
相关题目：