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

Appropriate Preposition:

  • Indebted to ( ঋণী ; কৃতজ্ঞ ) I am indebted to him for this help.
  • Invite to ( নিমন্ত্রণ করা ) I invited him to dinner.
  • Lay by ( সঞ্চয় করা ) Lay by something for the old age.
  • Fatal to ( মারাত্মক ) he doctor's mistake proved fatal to his life.
  • Weary of ( ক্লান্ত ) He is weary of hard life.
  • Owe to ( ঋণী হওয়া ) I owe my all to him.

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.
  • host in himself ( একাই একশ )
  • Lion's share ( সিংহভাগ ) He took the lion's share of the profit.
  • By the by ( প্রসঙ্গক্রমে ) By the by I came to know that he was ill.
  • Moot point ( অমীমাংসিত বিষয় ) Dowry system is still a moot point in Bangladesh.
  • live by ones wit ( কথা বেচে খাওয়া )