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

Appropriate Preposition:

  • Play on ( বাজানো ) He played on guitar.
  • Send for ( ডেকে পাঠানো ) Send for a doctor immediately.
  • Absorbed in ( নিবিষ্ট ; মগ্ন ) Scientist is absorbed in experiment
  • Hard at ( উদ্যমী ) He is hard at work before examination.
  • Die in ( মারা যাওয়া (শান্তি) ) Let me die in peace.
  • Grateful to ( কৃতজ্ঞ (ব্যক্তি) ) I am grateful to you for your help.

Idioms:

  • All at once ( হঠাৎ ) All at once a tiger came out of the forest.
  • At all events ( যাই ঘটুক সব ক্ষেত্রেই ) I shall stand by him at all events.
  • At once back and call ( বাধ্য ) He is always at my back and call.
  • At a loss ( হতবু্দ্ধি ; কিংকর্তব্যবিমূঢ় ) He was at a loss and did not know what to do.
  • Red tape ( লাল ফিতার বাঁধন ; আমলাতান্ত্রিকতা ) Red tapism causes delay in official work.
  • Stick to ( দৃঢ়ভাবে লেগে থাকা ) He sticks to his decision.