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问题 单项选择题 共用题干题

在抽样调查设计中，通常情况下，采用随机化抽样获得样本调查对象。目前常用随机抽样方法有五种。

从总体中按照一定比例或一定间隔抽取若干单位，构成样本的抽样是（）。

A.分层抽样

B.系统抽样

C.单纯随机抽样

D.整群抽样

E.多级抽样

答案

参考答案：B

单项选择题 A1/A2型题

紧急情况下应采用的给药方式是（）

A.静脉注射

B.肌内注射

C.口服

D.皮下注射

E.外敷
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单项选择题

You are managing a project in a foreign country，where you realize that you will have to pay a fee to some government agencies to get your work done．You should （）．

A．pay the fee to the government agencies

B．refuse to pay the fee because they are bribes and hence unethical

C．instead of paying the fee，you provide small gifts to government officials to get their support

D．make a case for why fees should be paid to government agencies，and present it to your management
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