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

Appropriate Preposition:

  • Aim at ( লক্ষ্য করা ) He aimed his gun at he bird.
  • Prevent from ( বারণ করা ; প্রতিরোধ করা ) I prevented him from going there.‌
  • Look over ( পরীক্ষা করা ) He is looking over the answer papers.
  • Responsible for ( দায়ী (কোন কার্জ) ) He is responsible to the committee for his action.
  • Appeal for ( আবেদন করা (কোন কিছু) ) He appealed for pardon.
  • Rich in ( সম্পদশালী ) Bangladesh is rich in minerals.

Idioms:

  • By no means ( কোন ভাবেই না ) I shall by no means call on him.
  • In force ( বলবৎ ) This law is in force now.
  • All but ( প্রায় ) The poor villagers are all but ruined.
  • At least ( অন্ততঃ ) At least one hundred boys will come to school today.
  • in the doldrums ( উদাসীন ভাবাপন্ন )
  • To the contrary ( কাহারও বক্তব্যের বিপক্ষে ) In the court he said nothing to the contrary.