问题
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Which of the following happened in 1812?A.America was attacked by the British.B.America"s
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How did the attack in London affect the global financial markets?A.It led to steep falls o
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Who are those victims in the attacks?A.Worshipers of Shiite Muslim.B.Worshipers of Sunni M
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In the first paragraph the writer emphasizes the __________ of face-to-face contact in soc
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Recently many schools have faced what could be called the crisis of comprehension or, in s
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The author believes that in face of the challenge