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

Appropriate Preposition:

  • Refer to ( বিচারার্থে পাঠানো ) Refer the matter to him for enquiry.
  • Depend on ( নির্ভর করা ) Success depends on hard work.
  • Restrict to ( সীমাবব্ধ করা ) Admission was restricted to students.
  • Disgusted at ( বিরক্ত ) I am disgusted with him at his conduct.
  • Occupied with ( নিয়োজিত (কাজ) ) He is occupied with his studies.
  • Clue to ( সূত্র ) Find out the clue to the mystery.

Idioms:

  • At the eleventh hour ( শেষ মুহূর্তে ) he doctor came to the patient at the eleventh hour.
  • Ins and outs ( খুঁটিনাটি সব কিছু ) I know the ins and outs of the matter.
  • Red letter day ( স্মরণীয় দিন ) The 21 February is a red letter day in the history of Bangladesh.
  • At home ( দক্ষ ) He is at home in mathematics.
  • reinvent the wheel ( এমন কোনকিছু তৈরিতে সময় নষ্ট করা যা বর্তমানে বিদ্যমান ও ঠিকঠাক কাজ করে ) There's no point in us reinventing the wheel
  • Do yeoman's service ( বিশেষ উপকার করা ) Raja Rammohan Roy has done yeoman's service to our country.