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【判断题】
判断）歌星在酒吧消费时唱歌，带动消费者情绪高涨，此为正外部性。但是，如果酒吧老板支付他报酬，那就没有发生外部性。A.
正确
B.
错误
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皮皮学刷刷变学霸
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【单选题】I hear that you are ______ collecting stamps. Could I have a look?
A.
pleased with
B.
interested in
C.
similar to
D.
ready for
【单选题】During adolescence, the development of political ideology becomes apparent in the individual ideology here is defined as the presence of roughly consistent attitudes, more or less organized in referen...
A.
clarify the kinds of understanding an adolescent must have in order to develop a political ideology
B.
dispute the theory that a political ideology can be acquired during adolescence
C.
explain why adolescents are generally uninterested in political arguments
D.
suggest various means of encouraging adolescents to develop personal political ideologies
【单选题】l岁患儿，母乳喂养，未加辅食，约2个月前发现患儿活动少，不哭、不笑，面色蜡黄，表情呆滞，手及下肢颤抖。检查发现肝、脾增大，血红细胞1×1012／L，血红蛋白50 g／L。 该患儿可能为
A.
轻度贫血
B.
中度贫血
C.
重度贫血
D.
极重度贫血
E.
溶血性贫血
【单选题】某客船出厂后的第一个航次遇到港口国控制检查。该船的下层甲板船员住舱区与旅客公共场所之间有一道水密舱壁，PSC检查官对舱壁上的一扇水密门进行了仔细检查和效用试验（包括驾驶室遥控/显示报警、就地操作、手动关闭等等），均未表示异议。但是最后仍然给出缺陷报告。请问最有可能的缺陷是下列哪一项？（）
A.
水密舱壁上不允许开门
B.
该水密门的设置给旅客活动造成不便
C.
水密门上缺少“航行时保持关闭”（Keep Closed at Sea）警示标志
D.
该水密门必须进行冲水试验
【单选题】During the adolescence, the development of political ideology becomes apparent in the individual: ideology here is defined as the presence of roughly consistent attitudes, more or less organized in re...
A.
clarify the kinds of understanding an adolescent must have in order to develop a political ideology
B.
dispute the theory that a political ideology can be acquired during adolescence
C.
explain why adolescents are generally uninterested in political arguments
D.
suggest various means of encouraging adolescents to develop personal political ideologies
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