Osmium : প্ল্যাটিনাম গোত্রের একটি নীলাভ সাদা রঙের ধাতু;
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Appropriate Prepositions
Arrive at(উপস্থিত হওয়া, পৌছানো): The train arrived at Dhaka station on time.
Deaf to, of, in (না শোনা, বধির হওয়া): The boy is deaf to his father’s advice. This man is deaf of/in one ear.
Independent of (স্বাধীন): They are independent of my health.
Look after (দেখাশুনা): He looks after me.
Regret for (দুঃখ করা): We regretted for his failure.
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Idioms
A bed of roses - (সুখকর অবস্থা): Life is not a bed of roses.
For good (চিরদিনের জন্য): He left the house for good.
In one’s teens (তের থেকে উনিশ বছর বয়সের মাঝে): She is yet in her teens.
Man of letters (পন্ডিত ব্যক্তি): You are truly a man of letters.
Slow coach (অলস): You cannot expect much from a slow coach.