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

Appropriate Preposition:

  • Weak in ( কাঁচা ) He is weak in Mathematics.
  • Preside over ( সভাপতিত্ব করা ) He presided over the meeting.
  • Useful for ( প্রয়োজনীয় (উদ্দেশ্য) ) This book is useful to us for examination.
  • Partiality for ( পক্ষপাত দুষ্ট ) He has no Partiality for his son.
  • Liking for ( রুচি ) She has a liking for music.
  • Rely on ( নির্ভর করা ) You can rely on him.

Idioms:

  • Achilles heel ( দুর্বলতা বা ত্রুটি ) He is trying to hide but everybody knows his achilles' heel
  • 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
  • In vain ( বৃথা ) All his attempts were in vain.
  • Out of date ( অপ্রচলিত ) This fashion is now out of date.
  • At arm’s length ( দূরে ) Try to keep the bad boy at arm’s length.
  • Out of doors ( বাহিরে ) It is rather cold out of doors.