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

Appropriate Preposition:

  • Mourn over ( শোক করা ) Don't mourn over the dead.
  • Quick of ( চটপটে ) He is quick of understanding.
  • Wait for ( অপেক্ষা করা ) I waited for him for two hours.
  • Devote to ( উৎসর্গ করা ) He devotes much time to study.
  • Due to ( কারণে ) His absence is due to illness.
  • Aim at ( লক্ষ্য করা ) He aimed his gun at he bird.

Idioms:

  • At once back and call ( বাধ্য ) He is always at my back and call.
  • Do yeoman's service ( বিশেষ উপকার করা ) Raja Rammohan Roy has done yeoman's service to our country.
  • Weal and woe ( সুখ-দুঃখ ) Human life is full of weal and woe.
  • the exact point ( কাঁটায়-কাঁটায় )
  • Fish in a troubled water ( এলোমোলো অবস্থায় সুযোগ নেওয়া ) He made a lot of money by fishing in a troubled water.
  • After all ( সবকিছু সত্ত্বেও ) After all, he is a patriot.