Question

Lucy met her mother in the park by chance.

1. A.
   with accident
2. B.
   by accident
3. C.
   by mistake
4. D.
   by opportunity

Answer 1

B
试题分析：A.with accident 无此表达  B.by accident偶然，意外 C.by mistake 错误地                     D.by opportunity机会，时机；by chance偶然，意外地；句意：露西在公园意外的遇到了她的妈妈。故选B
考点：介词短语的辨析
点评：介词短语的同义词重在基础知识的积累，学生在平时备考过程中，要对出现的这些近义词和此类介词短语意思都要平时记忆好，掌握好，并且通过做题来提高知识的运用能力。