皮皮学，免费搜题
登录
搜题
【单选题】
采集血气分析标本时,错误的操作是A.
使用2ml无菌干燥注射器
B.
抽取经过稀释的肝素液，充盈注射器后弃去
C.
无菌操作下抽取动脉血11ml
D.
将血迅速注入无菌试管内并用软木塞塞住
E.
立即送检
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
【简答题】下列哪一项不能促进胰液的分泌
【简答题】The experienced teacher's ________(explain) to the math problem was clear and to the point.
【单选题】听力原文：M: Ma, I can't finish the math homework, it's too difficult to do. W: You know what to do if there's a problem? Q: What does the woman mean? (19)
A.
The child should know how to solve the math problems.
B.
There won't be any difficulty in the math homework.
C.
She wants to help the child with the math homework.
D.
She wants to find out about the math problems.
【单选题】The math problem is so hard that ______ students can't work it out.
A.
a few
B.
a little
C.
many
D.
few
【单选题】The math problem is so hard that ___students can work it out.
A.
a few
B.
a little
C.
many
D.
few
相关题目：