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【单选题】
DNS反向解析是指（）A.
域名到域名的映射
B.
IP地址到域名的映射
C.
域名到IP地址的映射
D.
IP地址到IP地址的映射
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Which of the following terms is used to refer to the ideas, beliefs, and customs to which people are emotionally attached?
A.
attitudes
B.
memetics
C.
aesthetics
D.
values
【简答题】试分析第二次工业革命的特点及其影响。
【单选题】Refer to the figure above. If A forms a customs union with C, the value of trade diversion will be
A.
$0.
B.
$10,000.
C.
$20,000.
D.
$40,000.
【简答题】Refer to the figure above. If A forms a customs union with B, it will importA. A) 400 units from B. B. B) 200 units from C. C. C) 200 units from each. D. D) 400 units from B and 200 units from C.
【判断题】Customs refer to short-established social rules that are considered acceptableornormalbehavior in any situation.
A.
正确
B.
错误
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