Needlessness : অনাবশ্যক; অপ্রয়োজন; অপ্রয়োজনীয়তা;
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Appropriate Prepositions
Composed of(তৈরী): This medicine is composed of vitamins and minerals.
Devote to (উৎসর্গ করা/নিয়োজিত করা): Students should devote sufficient time to their studies.
Good for, at (ভাল): This man is good for nothing. He is good at English.
Indebted to (ঋণী থাকা): We are indebted to the great leaders of the country for their service.
Point out (চিহ্নিত করা): Point out the mistakes from the book.
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Idioms
Cock and bull story (আষাঢ়ে গল্প): You must be ashamed of your cock and bull story.
Ins and out (খুঁটিনাটি): I know ins and outs of this file.
Make head or tail – (মাথামুন্ডু বুঝা) – I cannot make head or tail of what you say.
Stone’s throw (অতি নিকটে): Our school is at a stone’s throw from our house.
With a lavish hand (মুক্ত হস্তে)— Give away something with a lavish hand.