"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.
  • Prevent from ( বারণ করা ; প্রতিরোধ করা ) I prevented him from going there.‌
  • Quarrel over ( কলহ করা (কোনকিছু) ) They quarreled with one another over the property.
  • Confident of ( স্থির বিশ্বাসী ) I am confident of success.
  • Part with ( বিচ্ছিন্ন হওয়া (কোন জিনিস) ) She parted with the ring.
  • Late in ( দেরি ) Why are you so late in coming?

Idioms:

  • Steer clear of ( এড়াইয়া চলা ) You must steer clear of evil company.
  • Wild goose chase ( পন্ডশ্রম ) Do not waste time in wild goose chase.
  • On the wane ( হ্রাসমান ) His fame is on the wane now.
  • A bolt from the blue ( সম্পূর্ন অপ্রত্যাশিত ) The news of his father's death came to him as a bolt from the blue.
  • By far ( সর্বাংশে ) He is by far the best boy in the class.
  • At one’s own sweet will ( খুশি মতো ) He still does it at his own sweet will.