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

Appropriate Preposition:

  • Clue to ( সূত্র ) Find out the clue to the mystery.
  • Control over ( নিয়ন্ত্রণ ) He has no control over his brother.
  • Avail of ( সুযোগ গ্রহণ করা ) You must avail yourself of the business.
  • Dull at ( কাঁচা ) He is dull at Physics.
  • Arrive at ( পৌঁছানো ) We arrived at the station in time.
  • Take after ( সদৃশ হওয়া ) The boy takes after his father.

Idioms:

  • All at once ( হঠাৎ ) All at once a tiger came out of the forest.
  • clever hit ( কথার মতন কথা )
  • Null and void ( বাতিল ) The deed has been null and void now.
  • be in ones bad books ( কারও অপ্রিয় হওয়া )
  • In force ( বলবৎ ) This law is in force now.
  • Hold water ( ধোপে টেকা ; কার্যকরি হওয়া ) This policy will not hold water in this situation.