On a large scale : প্রচুর পরিমাণে;
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Appropriate Prepositions
Argue with, about(কথা কাটাকাটি করা): They always argue with me about tiny matter.
Attest to(প্রত্যয়ন করা): I like to attest to your ability.
Cope with(সামলানো বা পেরে উঠা): They cannot cope with the situation.
Creep up (বৃদ্ধি পাওয়া): The prices of are creeping up day by day.
Play at (খেলা): I do not play at cards.
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Idioms
At last (in the end – অবশেষে) He tried hard, and at last, succeeded in achieving his goal.
At least (in the lowest estimate- কমপক্ষে) He is the owner of thirty lakh taka at least.
From hand to mouth (দিন আনে দিন খায়): The poor man live from hand to mouth.
To the letter (in all details, অক্ষরে অক্ষরে) —Follow my advice to the letter.
With a lavish hand (মুক্ত হস্তে)— Give away something with a lavish hand.