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【单选题】
苯慢性中毒主要损害是:A.
中枢神经系统
B.
造血系统
C.
多嗜性红细胞增多
D.
干扰卟啉代谢
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举一反三
【简答题】企业号的消息中心可以对两类消息进行查看和管理,一类是 ,一类
【单选题】A quota rent is:
A.
a quota on trade imposed by the exporting country.
B.
levied as a fixed charge for each unit of a good imported.
C.
levied as a proportion of the value of the imported good.
D.
the extra profit producers make when supply is artificially limited by an import quota.
【单选题】When a quota is imposed in a domestic market:
A.
domestic producers capture all of any future increase in demand.
B.
foreign producers capture all of any future increase in demand.
C.
the government captures all of any future increase in demand.
D.
none of the above
【单选题】《特种设备安全监察条例》所称的特种设备是指涉及生命安全、危险性较大的锅炉、压力容器(含气瓶)、压力管道、电梯、起重机械、客运索道、大型游乐设施和场(厂)内专用机动车辆。
A.
正确
B.
错误
【单选题】它是最早成为中国被迫开放的通商口岸之一,工人阶级在这里首先登上政治舞台,中国共产党也从这里开始踏上革命征程。今天,它已经成为长江流域经济起飞的龙头。它是 ( )
A.
北京
B.
武昌
C.
武汉
D.
上海
【单选题】Medea promised to help Jason, but only on the condition that if he succeeded, ( ).
A.
he would give the golden fleece to her
B.
he would let her be free
C.
he would take her with him and marry her
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