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

Appropriate Preposition:

  • Search for ( অনুসন্ধান ) Their search for the thing was of no avail.
  • Entitled to ( অধিকারী ) He is entitled to a reward for his honesty.
  • Sanguine of ( নিশ্চিত ) She is sanguine of her success.
  • Argue for ( যূক্তি দেখানো (কোন কিছু) ) I argued with him for the point.
  • Prevent from ( বারণ করা ; প্রতিরোধ করা ) I prevented him from going there.‌
  • Grateful to ( কৃতজ্ঞ (ব্যক্তি) ) I am grateful to you for your help.

Idioms:

  • Fish in a troubled water ( এলোমোলো অবস্থায় সুযোগ নেওয়া ) He made a lot of money by fishing in a troubled water.
  • In vain ( বৃথা ) All his attempts were in vain.
  • In cold blood ( ঠান্ডা মাথায় ) They committed this murder in cold blood.
  • Bone of contention ( বিবাদের বিষয় ) The paternal property is the bone of contention between the two brothers.
  • the exact point ( কাঁটায়-কাঁটায় )
  • At stake ( বিপন্ন ) His life is at stake now.