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

Appropriate Preposition:

  • Congratulate on ( অভিনন্দিত করা ) I congratulate you on your success.
  • Dull of ( বোধশক্তিহীন ) He is dull of understanding.
  • Careful of ( যত্নবান ) He is careful of his money.
  • Lacking in ( অভাব আছে এমন ) He is lacking in courage.
  • Acquainted with ( পরিচিত ) I am acquainted with her.
  • Fit for ( যোগ্য ) He is not fit for the job.

Idioms:

  • bad faith ( বিশ্বাসঘাতকতা )
  • Out of order ( বিকল ) This car is out of order.
  • At home ( দক্ষ ) He is at home in mathematics.
  • In vain ( বৃথা ) All his attempts were in vain.
  • Turn over a new leaf ( নূতনের সূচনা ) After his failure he turned over a new leaf.
  • At a loss ( হতবু্দ্ধি ; কিংকর্তব্যবিমূঢ় ) He was at a loss and did not know what to do.