teach your grandmother to suck eggs: seegrandmother.
teach someone a lesson: seelesson.
you can't teach an old dog new tricks: seedog.
英语词组固定搭配大全包含15956条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。