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【单选题】
下面哪个选项，不属于电子商务系统的技术构成框架（）。A.
底层网络平台层
B.
中层公共服务平台层
C.
高层网络平台层
D.
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举一反三
【单选题】Students usually _____ make the same mistake.
A.
inevitable
B.
extremely
C.
negatively
D.
inevitably
【简答题】A series of border incidents would ________ lead the two countries to war. A) inevitably B) consistently C) uniformly D) persistently
【简答题】The passage is probably intended to answer the question “________”. A) Is war inevitable? B) Why is there conflict and competition? C) Is conflict desirable? D) Can competition lead to conflict?
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