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

Appropriate Preposition:

  • Search of ( অনুসন্ধানে ব্যস্ত ) They are in search of nice bird.
  • Grateful to ( কৃতজ্ঞ (ব্যক্তি) ) I am grateful to you for your help.
  • Agree with ( একমত হওয়া (ব্যক্তি) ) I agree with you on this point
  • Mourn over ( শোক করা ) Don't mourn over the dead.
  • Wait for ( অপেক্ষা করা ) I waited for him for two hours.
  • Pleased with ( সন্তুষ্ট ) I am pleased with him.

Idioms:

  • In vain ( বৃথা ) All his attempts were in vain.
  • At one’s own sweet will ( খুশি মতো ) He still does it at his own sweet will.
  • Hard nut to crack ( কঠিন সমস্যা ) The problem of adult education is really a hard nut to crack.
  • be on ones back ( একেবারে কুপোকাত )
  • In time ( ঠিক সময়ে ) He reached the station in time.
  • put the cart before the horse ( স্বাভাবিক অবস্থা উলটাইয়া দেওয়া ; অস্বাভাবিক অবস্থা পরিণত করা )