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

Appropriate Preposition:

  • Commence on ( শুরু করা ) Our examination commences on the 3rd July.
  • Owe to ( ঋণী হওয়া ) I owe my all to him.
  • Preside over ( সভাপতিত্ব করা ) He presided over the meeting.
  • Restrict to ( সীমাবব্ধ করা ) Admission was restricted to students.
  • Dull of ( বোধশক্তিহীন ) He is dull of understanding.
  • Weak of ( দূর্বল ) He is weak of understanding.

Idioms:

  • Head and ears ( সম্পূর্ণরূপে ) He is over head and ears in debt.
  • Red letter day ( স্মরণীয় দিন ) The 21 February is a red letter day in the history of Bangladesh.
  • By leaps and bounds ( অতি দ্রুতগতিতে ) The population of Bangladesh is increasing by leaps and bounds.
  • At home ( দক্ষ ) He is at home in mathematics.
  • Null and void ( বাতিল ) The deed has been null and void now.
  • Now and then ( মাঝে মাঝে ) He comes here now and then.