单选题：The high—speed trains can have a major impact on our lives．

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题目类型：单选题
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题目内容：

The high—speed trains can have a major impact on our lives． A．effort
B．problem
C．concern
D．influence

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答案解析：

The glaciers in the passage are compared to a machine.

The glaciers in the passage are compared to a machine.A．A Right B．B Wrong　　—考试大+

分类：卫生类题型：单选题

（8）__________

（8）__________

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If purchased for unlimited use，the Divx disc __________．

If purchased for unlimited use，the Divx disc __________．

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Paragraph 6 __________．

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Which of the following is NOT true, according to the passage

Which of the following is NOT true, according to the passage?A． Americans believ

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