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

Appropriate Preposition:

  • Certain of ( নিশ্চিত ) He is now certain of his ground.
  • Heir of ( উত্তরাধিকারী (ব্যক্তি) ) He is the heir of his uncle.
  • Hope for ( আশা করা ) Let us hope for the best.
  • Favourable to ( অনুকূল (ব্যক্তি) ) This situation is favourable to me for doing this.
  • Agree on ( একমত হওয়া (নির্দিষ্ট বিষয়) ) I am agree on this point.
  • Absorbed in ( নিবিষ্ট ; মগ্ন ) Scientist is absorbed in experiment

Idioms:

  • Head and ears ( সম্পূর্ণরূপে ) He is over head and ears in debt.
  • In force ( বলবৎ ) This law is in force now.
  • In black and white ( লিখিতভাবে ) Put down the statement in black and white.
  • Red letter day ( স্মরণীয় দিন ) The 21 February is a red letter day in the history of Bangladesh.
  • To and fro ( এদিন-ওদিক ) Being unable to make up his mind the man is walking to and fro.
  • Slip of the tongue ( বলায় সামান্য ভুল ) This is a slip of the tongue, don't lay much stress on it.