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

Appropriate Preposition:

  • Count upon ( নির্ভর করা ) I count upon your help for this work.
  • Provide against ( পূর্বে ব্যবস্থা করা ; সরবরাহ করা ) You must provide against evil days for your children.
  • Key to ( সমাধানের উপায় ) He has found out the key to his problem.
  • Agree to ( একমত হওয়া (প্রস্তাব) ) I can't agree to the proposals.
  • Prior to ( পূর্বে ) Prior to that, he was in a wretched condition.
  • Weak in ( কাঁচা ) He is weak in Mathematics.

Idioms:

  • On the whole ( মোটের উপর ) On the whole, his conduct is good.
  • By no means ( কোন ভাবেই না ) I shall by no means call on him.
  • Get rid of ( মুক্তি পাওয়া ) Try to get rid of that rogue.
  • Nip in the bud ( অঙ্কুরে বিনষ্ট করা ) All his hopes were nipped in the bud.
  • Cock and bull story ( গাঁজাখুরি গল্প ) Nobody will believe your cock and bull story
  • Red tape ( লাল ফিতার বাঁধন ; আমলাতান্ত্রিকতা ) Red tapism causes delay in official work.