判断题

正确
错误

答案：错误

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accomplish ambition ideal individual obstacle
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There is _____________ nothing we can do to stop the plans from going ahead. But we can at least prevent the situation from getting worse.

答案： seemingly

单项选择题

以下情况采用分组交换技术的是( )。 A.
电报 B.
专线电话 C.
广播系统 D.
IP电话