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

Appropriate Preposition:

  • Preside over ( সভাপতিত্ব করা ) He presided over the meeting.
  • Despair of ( নিরাশ হওয়া ) Do not despair of success.
  • Rejoice at ( আনন্দ করা ) Every one rejoiced at her success.
  • Aware of ( সচেতন ) Man should aware of the danger of environment pollution.
  • Invite to ( নিমন্ত্রণ করা ) I invited him to dinner.
  • Talk to ( কথা বলা (ব্যক্তি) ) I am talking to (with) Mr. Roy.

Idioms:

  • By the by ( প্রসঙ্গক্রমে ) By the by I came to know that he was ill.
  • In vogue ( চালু ) This custom is not in vogue now.
  • Fish in a troubled water ( এলোমোলো অবস্থায় সুযোগ নেওয়া ) He made a lot of money by fishing in a troubled water.
  • Slip of the pen ( লেখায় অসতর্কতাবশতঃ সামান্য ভুল ) This mistake is due to a slip of the pen.
  • A bed of roses thorns ( কন্টকময় জীবন ) Life is nothing but a bed of roses.
  • Red tape ( লাল ফিতার বাঁধন ; আমলাতান্ত্রিকতা ) Red tapism causes delay in official work.