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

Appropriate Preposition:

  • Provide against ( পূর্বে ব্যবস্থা করা ; সরবরাহ করা ) You must provide against evil days for your children.
  • Succeed in ( সাফল্য লাভ করা ) He will succeed in life.
  • Look up ( শব্দার্থ খোঁজা ) Look up the word in the dictionary.
  • Avail of ( সুযোগ গ্রহণ করা ) You must avail yourself of the business.
  • Send for ( ডেকে পাঠানো ) Send for a doctor immediately.
  • Eligible for ( যোগ্য ) He is eligible for the post.

Idioms:

  • Slip of the tongue ( বলায় সামান্য ভুল ) This is a slip of the tongue, don't lay much stress on it.
  • At one’s own sweet will ( খুশি মতো ) He still does it at his own sweet will.
  • In the nick of time ( ঠিক সময়ে ) The school team arrived in the nick of time.
  • Out of sorts ( ঈষৎ অসুস্থ ) He is out of sorts now.
  • by dint of ( ফলে (সাধারণত বল প্রয়োগের ফলে) )
  • Do yeoman's service ( বিশেষ উপকার করা ) Raja Rammohan Roy has done yeoman's service to our country.