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

Appropriate Preposition:

  • Absorbed in ( নিবিষ্ট ; মগ্ন ) Scientist is absorbed in experiment
  • Add to ( যোগ করা ) Add this to that.
  • Talk to ( কথা বলা (ব্যক্তি) ) I am talking to (with) Mr. Roy.
  • Prior to ( পূর্বে ) Prior to that, he was in a wretched condition.
  • Accustomed to ( অভ্যস্ত ) I am accustomed to such a life.
  • Beware of ( সতর্ক হওয়া ) Beware of pick-pockets.

Idioms:

  • a rotten apple ( কোনো একটা দলের সব ভালোর মধ্যে খারাপ বা মন্দটা ) In any group of average citizens there are bound to be a few rotten apples.
  • Slip of the pen ( লেখায় অসতর্কতাবশতঃ সামান্য ভুল ) This mistake is due to a slip of the pen.
  • By leaps and bounds ( অতি দ্রুতগতিতে ) The population of Bangladesh is increasing by leaps and bounds.
  • till the cows come home ( অনেক সময় ধরে ) I could play outside till the cows come home
  • By fits and starts ( অনিয়মিত ; মাঝে মাঝে ) He works by fits and starts.
  • On the spur of the moment ( মুহুর্তের উত্তেজনায় ) He did it on the spur of the moment.