2. 外语
  3. ________although we’re always asked to try our best.

________although we’re always asked to try our best.

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问题 ________although we’re always asked to try our best.
选项 A、Never before we achieved such a high standard
B、Never before has such a high standard been achieved
C、Never before had such a high standard been achieved
D、Never before we achieve such a high standard
答案B
解析
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本试题收录于： A类竞赛（研究生）题库大学生英语竞赛（NECCS）分类
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A类竞赛（研究生）

大学生英语竞赛（NECCS）

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