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

Appropriate Preposition:

  • Ignorant of ( অজ্ঞ ) He is ignorant of this rule.
  • Attach to ( জুড়ে দেওয়া ) Attach this file to the email.
  • Search of ( অনুসন্ধানে ব্যস্ত ) They are in search of nice bird.
  • Appeal for ( আবেদন করা (কোন কিছু) ) He appealed for pardon.
  • Relevant to ( প্রাসঙ্গিক ) Your remark is not relevant to the point.
  • Free from ( মুক্ত ) He is now free from danger.

Idioms:

  • Slip of the tongue ( বলায় সামান্য ভুল ) This is a slip of the tongue, don't lay much stress on it.
  • till the cows come home ( অনেক সময় ধরে ) I could play outside till the cows come home
  • To and fro ( এদিন-ওদিক ) Being unable to make up his mind the man is walking to and fro.
  • be bad at ( দক্ষ না হওয়া )
  • Bosom friend ( অন্তরঙ্গ বন্ধু ) Rifat is my bosom friend.
  • Red tape ( লাল ফিতার বাঁধন ; আমলাতান্ত্রিকতা ) Red tapism causes delay in official work.