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

Appropriate Preposition:

  • Beware of ( সতর্ক হওয়া ) Beware of pick-pockets.
  • Prompt at ( চটপটে (ব্যক্তিত্ব) ) He is prompt at figures.
  • Rich in ( সম্পদশালী ) Bangladesh is rich in minerals.
  • Owe to ( ঋণী হওয়া ) I owe my all to him.
  • Send for ( ডেকে পাঠানো ) Send for a doctor immediately.
  • Rid of ( মুক্ত হওয়া ) Get rid of bad company.

Idioms:

  • loose cannon ( অপ্রত্যাশিত ) He is a bit of a loose cannon.
  • Hold good ( প্রযুক্ত হওয়া ) This ruls will not hold good here.
  • Bring to light ( প্রকাশ করা ) At last all the facts were brought to light.
  • In vain ( বৃথা ) All his attempts were in vain.
  • At large ( স্বাধীন ) The anti-socials are still at large.
  • At a loss ( হতবু্দ্ধি ; কিংকর্তব্যবিমূঢ় ) He was at a loss and did not know what to do.