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

Appropriate Preposition:

  • Hard at ( উদ্যমী ) He is hard at work before examination.
  • Indebted to ( ঋণী ; কৃতজ্ঞ ) I am indebted to him for this help.
  • Annoyed with ( বিরক্ত (ব্যক্তি) ) I was annoyed with him for being late.
  • Search for ( অনুসন্ধান ) Their search for the thing was of no avail.
  • Alternative to ( বিকল্প ) This question is alternative to that.
  • Persist in ( লেগে থাকা ) He persisted in disturbing me.

Idioms:

  • At stake ( বিপন্ন ) His life is at stake now.
  • Dead of night ( মধ্য রাত্রি ) The robbers broke into the house at dead of night.
  • End in smoke ( ব্যর্থ হওয়া ) All his plans ended in smoke.
  • till the cows come home ( অনেক সময় ধরে ) I could play outside till the cows come home
  • Irony of fate ( ভাগ্যের পরিহাস ) He could not succeed by irony of fate.
  • At all events ( যাই ঘটুক সব ক্ষেত্রেই ) I shall stand by him at all events.