皮皮学，免费搜题
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【单选题】
错误的吸痰操作方法是:A.
若口腔吸痰有困难可经由鼻腔吸痰
B.
若需反复吸引，每次不必更换吸痰管
C.
应观察吸痰前后呼吸频率的改变
D.
严格无菌技术操作
E.
贮液瓶内液体应及时倒掉
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皮皮学刷刷变学霸
举一反三
【单选题】以下属于风险投资特征的是( ) 。
A.
风险投资非正式
B.
风险投资较为正规化和专业化
C.
风险投资的投资人在投入资金的同时还会参与企业的管理
D.
风险投资的资金注入比较小且一次性投入
【简答题】噪声是电位器的一个重要参数,电位器的噪声包括( )、( )和( )三种。
【简答题】Which company _____ Liz work for now?
【单选题】A company should use a strategy to stimulate more usage of its products or services if
A.
the company is not the market leader but its brand is superior to a leader’s
B.
the company is not the market leader and its brand is inferior to a leader’s
C.
the company is the market leader and its brand usage is high
D.
the company is the market leader but its brand usage is low
【单选题】Which of the following is NOT a company in the energy sector?
A.
Shell.
B.
ICI.
C.
RTZ.
D.
British Gas.
【单选题】He _________ a manager with a big company.
A.
signed as
B.
signed for
C.
signed up as
D.
signed up
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