Catoptrics : ক্যাটপ্টরিক্স;
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Appropriate Prepositions
Attentive to(মনোযোগী): He is attentive to his business.
Consent to(মত দেওয়া): My father did not consent to the proposal of my sister’s marriage.
Dwell in (বাস করা): He dwells in a tall apartment.
Fail in (ব্যর্থ হওয়া): He failed in getting internet connection in his room.
Take after (সদৃশ হওয়া, একই রকম হওয়া): The boy takes after his brother.
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Idioms
Breathe one’s last (decease, die- শেষ নিঃশেষ ত্যাগ করা, মরে যাওয়া) The man breathed his last in his native village.
Carry the day (জয়লাভ করা) The boys carried the day in the debate competition.
Flesh and blood (রক্তমাংসের শরীর): She's my own flesh and blood; I can't believe she treated me that way!
Without fail (অবশ্যই) - You must attend the meeting without fail.
Weal and woe (joy and sorrow, সুখ দঃখ) —Human life is full of weal and woe.