1·He started working hard much too late in the day—he couldn't possibly catch up.
他开始努力工作已为时太晚—不可能赶上了。
—— 《牛津词典》
2·China may be racing to catch up.
中国或许正在加紧赶上。
3·Maybe you could recommend some extra reading I can do to catch up?
也许你可以推荐一些我可以做的额外阅读来让我赶上进度？
4·Once back at school, children rarely get extra teaching, and are told to catch up as best they can.
一旦回到学校，孩子们很少受到额外的教育，并被告知要尽力赶上进度。
5·Students without experience can catch up after a few introductory courses, said Tom Cortina, the assistant dean at Carnegie Mellon's School of Computer Science.
卡内基梅隆大学计算机科学学院的副院长汤姆·科尔蒂纳说，没有经验的学生可以在学完几门入门课程后赶上。