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

Appropriate Preposition:

  • Abide by ( মেনে চলা ) One should abide by the rules
  • Commence on ( শুরু করা ) Our examination commences on the 3rd July.
  • Abound in ( প্রচুর পরিমাণে থাকা ) Fish abounds in this river.
  • Conscious of ( সচেতন ) He is conscious of his weakness.
  • Clue to ( সূত্র ) Find out the clue to the mystery.
  • Rest upon ( নির্ভর করা ; বিশ্বাসস্থাপন করা ) I rest upon your promise.

Idioms:

  • A rainy day ( দুর্দিন ) Everybody should save something for rainy day.
  • Above board ( সংশয়হীন ভাবে নির্দোষ ) His activities are open and above board.
  • In the mean time ( ইতিমধ্যে ) Lila will come here to-night. In the mean time you should get her room ready.
  • a bad apple ( কোনো একটা দলের সব ভালোর মধ্যে খারাপ বা মন্দটা ) In any group of average citizens there are bound to be a few bad apples.
  • to the bad ( মন্দাবস্থায় ; ঘাটতি অবস্থায় )
  • Hush money ( ঘুষ ) He offered a hush money to suppress the murder.