to open your books and begin studying
বই খুলে পড়া শুরু করা
"It's time to crack the books and prepare for finals."
"এখন বই খুলে ফাইনালের জন্য পড়া শুরু করার সময়।"
to be extremely generous and selfless
To have bad manners or lack social etiquette.
a surprise test given without warning
an extraordinary or exceptional experience
to find faults in something, especially when it’s not necess...
to go with someone to say goodbye when they leave