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

Appropriate Preposition:

  • Occupied with ( নিয়োজিত (কাজ) ) He is occupied with his studies.
  • Laugh at ( বিদ্রুপ করা ) Do not taught at the poor.
  • Distinguish between ( প্রভেদ করা ) Distinguish between a phrase and a clause.
  • Prevent from ( বারণ করা ; প্রতিরোধ করা ) I prevented him from going there.‌
  • Grateful for ( কৃতজ্ঞ (কোনকিছু) ) I am grateful to you for your help.
  • Dull of ( বোধশক্তিহীন ) He is dull of understanding.

Idioms:

  • As if ( যেন ) He swims so beautifully as if he is the Olympic gold medalist.
  • By fits and starts ( অনিয়মিত ; মাঝে মাঝে ) He works by fits and starts.
  • At least ( অন্ততঃ ) At least one hundred boys will come to school today.
  • Through thick and thin ( বাধা বিপত্তির মধ্য দিয়ে ) Reveka followed her husband through thick and thin.
  • Heart and soul ( সর্বান্তঃকরণে ) Try heard and soul and you will succeed.
  • Bosom friend ( অন্তরঙ্গ বন্ধু ) Rifat is my bosom friend.