"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.
  • Favour with ( অনুগত করা ) Would you favour me with an early reply?
  • Devote to ( উৎসর্গ করা ) He devotes much time to study.
  • Complain against ( অভিযোগ করা (অন্য ব্যক্তি) ) The complained to the Director against the Manager about her behavior.
  • Responsible for ( দায়ী (কোন কার্জ) ) He is responsible to the committee for his action.
  • Agree on ( একমত হওয়া (নির্দিষ্ট বিষয়) ) I am agree on this point.

Idioms:

  • Pros and cons ( খুঁটিনাটি ) You should consider the Pros and cons of the system.
  • At least ( অন্ততঃ ) At least one hundred boys will come to school today.
  • Out of temper ( ক্রুদ্ধ ) He is out of temper now.
  • Set free ( মুক্ত করা ) The prisoners were set free.
  • At all ( আদৌ ) He does not know French at all.
  • by dint of ( ফলে (সাধারণত বল প্রয়োগের ফলে) )