Take cognizance of : সরকারীভাবে লক্ষ্য করা;
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Appropriate Prepositions
Affectionate to(স্নেহশীল): He is very affectionate to his baby.
Capable of(সক্ষম): He is capable of doing it.
Convenient to(সুবিধাজনক): The work is convenient to your nature.
Enter into (আলোচনা করতে আরম্ভ করা): Let’s not enter into details at this stage.
Hard of (কানে খাটো বা কম শোনা): Ratan is a hard of hearing.
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Idioms
All up with - (পুরোপুরি, হতাশ, সব আশা শেষ): If we can't, it's all up with the councillor.
Arm in arm (পরস্পর সম্পর্কিত বিষয়) All good people should live arm in arm with one another.
At a standstill (নিশ্চল, অচলাবস্থায়-adj.) The discussion is now at a standstill.
Dead of night (মধ্যরাত্রি): The robbers broke into the house at dead of night.
Turn down (refuse, প্রত্যাখান করা) —He turned down my proposal.