• 基础释义
  • 例句
  • 四级真题
  • 六级真题
  • 柯林斯词典释义
例句
英语四级真题
    Since this realization, I have begun to make an even more determined effort to find friends in unexpected people and places.
    出自-2012年6月听力原文
英语六级真题
    But texting and instant messaging do — and a revolution has begun.
    出自-2014年6月阅读原文
    Since then, several academic institutions have begun to require IDPs for post docs And in June, the U.S. National Institutes of Health (NIH) Biomedical Research Workforce Working Group recommended that the NIH require IDPs for the approximately 32,000 postdoctoral researchers they support.
    出自-2013年12月阅读原文
柯林斯高阶英汉双解学习词典释义
  • Begun is the past participle of begin.