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【单选题】
With respect to the “product cycle theory”,A.
factors of production are assumed immobile between countries.
B.
country that successfully introduces a new product into world markets will remain a permanent net exporter of that product.
C.
factor prices play no role in trade patterns, since the theory is offered as an alternative to the factor endowments approach.
D.
evidence exists that developing countries may be exporting "older" products, and such evidence is consistent with the theory.
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【单选题】What can we learn about the impact of the cell phone in India?
A.
The cell phone has broken down social classes.
B.
The cell phone has an impact on how some young adults are courting each other.
C.
The cell phone has been accepted by people of different ages.
D.
The cell phone is a reliable way to know youngsters’ future spouse.
【单选题】以下哪个是咖啡匙的正确用法?( )
A.
用咖啡匙捣碎杯内的方糖
B.
用咖啡匙轻舀咖啡慢慢啜饮
C.
喝咖啡时咖啡匙可以放在杯内
D.
喝咖啡时用来搅咖啡的，饮用时应将它取出
【单选题】下列关于物质的构造说法错误的是
A.
道尔顿的原子论认为，物质世界最小的单位是原子，原子是单一独立且不可分割的
B.
阿伏伽德罗提出，构成气体的粒子不是原子，而是分子
C.
古希腊哲学家德谟克里特提出物质构成的最小单元叫“原子”，与现代的“原子”概念一样
D.
中国古代的墨家学派提出的“无厚”思想也认为物质一直分割到“无”，便不可再分下去了
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