苏联在冷战期间不断扩充国际广播实力,于1964年以民间组织名义增设的对外广播电台是()
A.莫斯科广播电台
B.俄罗斯之声电台
C.灯塔广播电台
D.和平与进步广播电台
参考答案:D
读两区域示意图.
甲、乙两地附近的气候状况是
A.甲地受信风、山脉的影响,形成热带雨林气候
B.甲地深受洋流、山脉的影响,气候带呈南北狭长分布
C.乙地主要受海陆热力性质差异的影响,夏季降水丰沛
D.乙地受东北信风、山脉的影响,形成热带沙漠气候
According to the passage, what are the opportunity costs of an item
A.The amount of time and money spent in producing it.
B.The opportunities a person has to buy it.
C.The value of what could have been produced instead.
D.The value of the resources used in its production.