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

Appropriate Preposition:

  • Absorbed in ( নিবিষ্ট ; মগ্ন ) Scientist is absorbed in experiment
  • Differ on ( ভিন্ন মত হওয়া (ব্যপার) ) I differ with you on this point.
  • Occupied in ( নিয়োজিত ) He is occupied in writing a letter.
  • Sure of ( নিশ্চিত ) I am sure of success.
  • Search of ( অনুসন্ধানে ব্যস্ত ) They are in search of nice bird.
  • Comment on ( মন্তব্য করা ) He commented favorably on the point.

Idioms:

  • At all ( আদৌ ) He does not know French at all.
  • At least ( অন্ততঃ ) At least one hundred boys will come to school today.
  • Slip of the tongue ( বলায় সামান্য ভুল ) This is a slip of the tongue, don't lay much stress on it.
  • clever hit ( কথার মতন কথা )
  • be up and doing ( উঠে-পড়ে লাগা )
  • At bay ( কোনঠাসা ) The tiger was at bay in the bush.