Nearly three years of high school had gone by______he finally realized the importance of studying hard.

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问题 Nearly three years of high school had gone by______he finally realized the importance of studying hard.

选项 A、until
B、while
C、before
D、so that

答案C

解析 分析选项,考查状语从句的连词,且题干中主句时态是had done过去完成时,从句为一般过去时,在依据翻译“他最终意识到努力学习的重要性之前,三年的高中生化几乎结束。”所以本题选C。
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本试题收录于: 英语题库普高专升本分类
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