Mental arithmetic : মানসাঙ্ক;
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Appropriate Prepositions
Affection for(স্নেহ): She has a great affection for the child.
Heir to (উত্তরাধিকার পাওয়া): He is an heir to a vast property.
Indispensable to (অত্যাবশ্যকীয়): Your help is indispensable to him.
Popte in, to (মার্জিত): We must be popte in our dealings. One should be popte to
Take after (সদৃশ হওয়া, একই রকম হওয়া): The boy takes after his brother.
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Idioms
Dead language (যে ভাষা এখন আর কথ্য নয়): Sanskrit is a rich language, but it is now a dead language.
In cold blood (ঠান্ডা মাথায়): They committed this murder in cold blood.
Out of date (সেকেলে): This fashion is out of date.
Short temper (রগচটা)— He is a man of short temper.
Weal and woe (joy and sorrow, সুখ দঃখ) —Human life is full of weal and woe.