Prolongation : দীর্ঘায়তকরণ;
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Appropriate Prepositions
Arrive at(উপস্থিত হওয়া, পৌছানো): The train arrived at Dhaka station on time.
Associate with, in(জড়িত হওয়া): This man was associated with crime.
Count upon(নির্ভর করা): He always counts upon your help for this work.
Depend upon (নিশ্চিত থাকা, আস্থা রাখা): Sumi depended upon his word.
Repent of (অনুতাপ করা): I repented of my past.
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Idioms
At home (comfortable— আরাম) He feels at home in Dhaka now.
Art and part (অভিসন্ধি ও সম্পাদন) We have no art and part in his affairs.
Foul play (অসদাচারণ করা): We feared that he had met with foul play.
In black and white – (লিখিতভাবে) – Put forward your proposal in black and white.
Set free (মুক্ত করা): The prisoners were set free.