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

Appropriate Preposition:

  • Useful for ( প্রয়োজনীয় (উদ্দেশ্য) ) This book is useful to us for examination.
  • Worthy of ( যোগ্য ) He is worthy of our praise.
  • Made of ( তৈরি ) This ring is made of gold.
  • Clue to ( সূত্র ) Find out the clue to the mystery.
  • Proportionate to ( আনুপাতিক ) Punishment should be proportionate to offence.
  • Contribute to ( দান হিসাবে দেওয়া ) He contributed one thousand taka to the Flood Relief Fund.

Idioms:

  • Cats and dogs ( মূষল ধারে ) It was raining cats and dogs.
  • Round the clock ( সমস্ত দিন ) He is working round the clock.
  • At one’s own sweet will ( খুশি মতো ) He still does it at his own sweet will.
  • By fits and starts ( অনিয়মিত ; মাঝে মাঝে ) He works by fits and starts.
  • Red letter day ( স্মরণীয় দিন ) The 21 February is a red letter day in the history of Bangladesh.
  • Far and wide ( সর্বত্র ) His fame as a scholar spread far and wide