2. 外语
  3. Never before______available for quick and easy access in so many different fields of study.

Never before______available for quick and easy access in so many different fields of study.

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问题 Never before______available for quick and easy access in so many different fields of study.
选项 A、so much free information were
B、has so much free information been
C、were so much free information
D、so much free information has been
答案B
解析
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本试题收录于： C类竞赛（非英语专业本科）题库大学生英语竞赛（NECCS）分类
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C类竞赛（非英语专业本科）

大学生英语竞赛（NECCS）

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