“使过得快活”可以翻译为“make one's time enjoyable” 或者 “make someone live a happy/joyful life” ，也可根据具体语境表达为 “ensure someone has a good time” 。
例句：
We should try our best to make our parents' time enjoyable in their later years.（我们应该尽力让父母在晚年过得快活 。）
His presence always manages to make everyone live a happy life.（有他在，总能设法让每个人都过得快活 。）
We organized this party to ensure our guests have a good time.（我们组织这场派对是为了确保客人们过得快活 。）