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【单选题】
对腹泻患者的护理措施中重要的是A.
加强锻炼
B.
保持室内通风良好
C.
粗纤维饮食
D.
观察大便的性质和次数
E.
保留灌肠
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反馈参考答案：
举一反三
【简答题】何一种机器的更新换代都存在哪三个途径?
【简答题】Which of the following require firms to pay to pollute?(i) corrective taxes(ii) tradable pollution permits(iii) pollution regulationsA. (i) only B. both (i) and (ii) C. (iii) only D. both (ii) and ...
【单选题】Corrective taxes differ from most taxes in that correctivetaxes
A.
enhance economic efficiency, and is also known as a Pigovian tax
B.
do not raise revenue for the government.
C.
cause deadweight loss.
D.
cannot be divided between the buyer and seller.
【判断题】Although regulation and corrective taxes are both capable of reducing pollution, regulation accomplishes this goal more efficiently.
A.
正确
B.
错误
【单选题】Most economists prefer corrective taxes to regulation tocorrect the pollution problem because:
A.
the market-based solution is less costly to society.
B.
the market-based solution can result in a greater reduction in pollution.
C.
the market-based solution raises revenue for the government.
D.
all of the above.
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