润色这个句子：she dwelt on that she never had an opportunity to tend my parents so whenever holding sacrificial ceremonies throughout the year she was always meticulous in choosing propitious dates observing

She often reflected on the fact that she had never had the chance to take care of her parents, which is why she would always be incredibly meticulous when it came to selecting auspicious dates, observing fasting and cleansing rituals during sacrificial ceremonies throughout the year. Additionally, she would personally prepare the sacrificial offerings, including the drinks.