Number (2): Everything in this space must add up to 2. The answer is 2-3, placed horizontally.
As unfolding events in the Middle East throw into sharp relief, each country on this continent has its own priorities, strengths and weaknesses, shaped by its history and voter concerns.。91视频对此有专业解读
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“近代史上，我国落后挨打的根子之一就是科技落后”，揭示历史演进的深层原因。
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