Wheels within wheels : অতি জটিল যন্ত্রবিন্যাস;
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Appropriate Prepositions
Absent from(অনুপস্থিত থাকা): I was absent from the class yesterday.
Affectionate to(স্নেহশীল): He is very affectionate to his baby.
By heart (মুখস্থ): Kamal learnt to poem by heart.
Inquire into (খতিয়ে দেখা): The police officer will inquire into the matter.
Long for (আশা করা/কামনা করা): He longed for name and fame.
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Idioms
At death’s door (at the point of death- মৃত্যুর দ্বারে) The patient is now at death’s door.
Bad blood - (শত্রুতা): There has always been bad blood between these families.
Carry the day (জয়লাভ করা) The boys carried the day in the debate competition.
Lose one’s heart (প্রেমে পড়া) — He lost his heart to the girl.
Tooth and nail (strongly, প্রবলভাবে)-He fought tooth and nail against his enemy.