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

Appropriate Preposition:

  • Officiate for ( পরিবর্তে কাজ করা (ব্যক্তি) ) He officiated for me in that post.
  • Prefer to ( অধিক পছন্দ করা ) I prefer coffee to tea.
  • Differ on ( ভিন্ন মত হওয়া (ব্যপার) ) I differ with you on this point.
  • Bent on ( ঝোঁক ) He is bent on playing cricket.
  • Offend against ( লঙ্গন করা ) You have offended against good manners.
  • Commence on ( শুরু করা ) Our examination commences on the 3rd July.

Idioms:

  • loose cannon ( অপ্রত্যাশিত ) He is a bit of a loose cannon.
  • 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 and fro ( এদিন-ওদিক ) Being unable to make up his mind the man is walking to and fro.
  • Widow's mite ( দরিদ্রর ক্ষুদ্র দান ) A widow's mite is no less important than a large contribution of a rich man.
  • In one's teens ( তের থেকে উনিশ বছর বয়সের মধ্যে ) She is yet in her teens.
  • To the backbone ( হাড়ে হাড়ে ) The boy is wicked to the backbone.