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

Appropriate Preposition:

  • Believe in ( বিশ্বাস করা ) I do not believe in his honesty.
  • Grateful to ( কৃতজ্ঞ (ব্যক্তি) ) I am grateful to you for your help.
  • Send for ( ডেকে পাঠানো ) Send for a doctor immediately.
  • Congratulate on ( অভিনন্দিত করা ) I congratulate you on your success.
  • Abide by ( মেনে চলা ) One should abide by the rules
  • Vain of ( অহঙ্কারী ) She is vain of her beauty.

Idioms:

  • Build castles in the air ( আকাশ কুসুম চিন্তা করা ) Don't idle away your time in building castles in the air.
  • By leaps and bounds ( অতি দ্রুতগতিতে ) The population of Bangladesh is increasing by leaps and bounds.
  • in the doldrums ( উদাসীন ভাবাপন্ন )
  • Red tape ( লাল ফিতার বাঁধন ; আমলাতান্ত্রিকতা ) Red tapism causes delay in official work.
  • Now and then ( মাঝে মাঝে ) He comes here now and then.
  • For good ( চিরকালের জন্য ) He left the country for good.