"I was reading the dictionary. I thought
it was a poem about everything."
                     --Steven Wright

Appropriate Preposition:

  • Key to ( সমাধানের উপায় ) He has found out the key to his problem.
  • Crave for ( আকাঙ্খা করা ) He craves for wealth.
  • Wonder at ( অবাক হওয়া ) I wonder at his ignorance.
  • Envy of ( ঈর্ষা ) I have no envy of him.
  • Quarrel with ( কলহ করা (ব্যক্তি) ) They quarreled with one another for the property.
  • Charge on or against ( অভিযোগ করা (ব্যক্তি) ) Theft was charged on (against) him.

Idioms:

  • Build castles in the air ( আকাশ কুসুম চিন্তা করা ) Don't idle away your time in building castles in the air.
  • At once finger ends ( নখদর্পণে ) All these facts are at his finger ends.
  • A black sheep ( কুলাঙ্গার ) Tom is a black sheep in their family
  • clever hit ( কথার মতন কথা )
  • when pigs fly ( কখনও না ) I will help you when pigs fly
  • Hold good ( প্রযুক্ত হওয়া ) This ruls will not hold good here.