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

Appropriate Preposition:

  • Guilty of ( দোষী ) He is guilty of murder.
  • Useful for ( প্রয়োজনীয় (উদ্দেশ্য) ) This book is useful to us for examination.
  • Grateful to ( কৃতজ্ঞ (ব্যক্তি) ) I am grateful to you for your help.
  • Live for ( বেঁচে থাকা ) He lives for fame.
  • Obstacle to ( বাধা ) Poverty is often obstacle to higher studies.
  • Lay by ( সঞ্চয় করা ) Lay by something for the old age.

Idioms:

  • Bag and baggage ( তল্পিতল্পাসহ ) He left the place bag and baggage.
  • under the weather ( ভাল না ; অসুস্থ ) I've been feeling under the weather
  • Now and then ( মাঝে মাঝে ) He comes here now and then.
  • Hold good ( প্রযুক্ত হওয়া ) This ruls will not hold good here.
  • Up and downs ( উন্থানপতন ) There are ups and downs in a man's life.
  • Apple of discord ( বিবাদেয় বিষয় ) The paternal property has become an apple of discord between the two brothers.