Longstanding : দীর্ঘকালস্থায়ী;
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Appropriate Prepositions
Akin to(সমজাতীয়): These are akin to one another.
Apart from(ছাড়া, ব্যতীত, দূরে): They pave apart from each other.
Appropriate to(যোগ্য): His answer is appropriate to the question.
Count upon(নির্ভর করা): He always counts upon your help for this work.
Shocked at (মানসিক আঘাতপ্রাপ্ত): Snigdha was terribly shocked at the death of Ratul.
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Idioms
At a round rate (at the fixed price – নির্ধারিত মূল্যে) Things are selling in the shop at a round rate.
Back and forth (to and fro-এদিক ওদিক – adv.) The mad man was walking back and forth in the doctor’s chamber.
See to (বিবেচনা করা)— Can you see to it that everyone gets a copy of this memo?
Short cut (সংক্ষিপ্ত পথ)— He comes by this shortcut.
Up to (পর্যন্ত) - I have done the exercises up to page 40.