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

Appropriate Preposition:

  • Dull at ( কাঁচা ) He is dull at Physics.
  • Lay by ( সঞ্চয় করা ) Lay by something for the old age.
  • Composed of ( তৈরি ) Water is composed of Hydrogen and Oxygen.
  • Cope with ( সামলানো ) I cannot cope with the situation.
  • Contribute to ( দান হিসাবে দেওয়া ) He contributed one thousand taka to the Flood Relief Fund.
  • Displeased with ( অসন্তুষ্ট ) I am displeased with him at his conduct.

Idioms:

  • At stake ( বিপন্ন ) His life is at stake now.
  • Heart and soul ( সর্বান্তঃকরণে ) Try heard and soul and you will succeed.
  • Call in question ( সন্দেহ করা ) No one can call his honesty in question.
  • In vain ( বৃথা ) All his attempts were in vain.
  • All at once ( হঠাৎ ) All at once a tiger came out of the forest.
  • In the nick of time ( ঠিক সময়ে ) The school team arrived in the nick of time.