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

Appropriate Preposition:

  • Obstacle to ( বাধা ) Poverty is often obstacle to higher studies.
  • Devote to ( উৎসর্গ করা ) He devotes much time to study.
  • Avail of ( সুযোগ গ্রহণ করা ) You must avail yourself of the business.
  • Supply to ( যোগান দেওয়া (ব্যক্তি) ) He supplied food to us.
  • Rob of ( অপহরণ করা ) Somebody robbed him of his purse.
  • Dedicate to ( উৎসর্গ করা ) This book is dedicated to his father.

Idioms:

  • clever hit ( কথার মতন কথা )
  • In a nut shell ( খুব সংক্ষেপে ) Tell the story in a nut shell.
  • Dead of night ( মধ্য রাত্রি ) The robbers broke into the house at dead of night.
  • reinvent the wheel ( এমন কোনকিছু তৈরিতে সময় নষ্ট করা যা বর্তমানে বিদ্যমান ও ঠিকঠাক কাজ করে ) There's no point in us reinventing the wheel
  • Come off with flying colours ( জয়লাভ করা ) Our School team came off with flying colours.
  • At arm’s length ( দূরে ) Try to keep the bad boy at arm’s length.