"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.
  • Care of ( যত্ন নেওয়া ) Take care of your health.
  • Guilty of ( দোষী ) He is guilty of murder.
  • Avail of ( সুযোগ গ্রহণ করা ) You must avail yourself of the business.
  • Engaged with ( নিযুক্ত (ব্যক্তি) ) I was engaged with him in talk.
  • Mourn for ( শোক করা ) Don't mourn for the dead.

Idioms:

  • By far ( সর্বাংশে ) He is by far the best boy in the class.
  • Fight shy ( এড়িয়ে চলা ) Why do you fight shy of your teacher.
  • Build castles in the air ( আকাশ কুসুম চিন্তা করা ) Don't idle away your time in building castles in the air.
  • At dagger drawn ( খড়গহস্ত ) The two brothers are now at daggers drawn.
  • For good ( চিরকালের জন্য ) He left the country for good.
  • bad faith ( বিশ্বাসঘাতকতা )