老奶奶非常开心，眼中闪烁着幸福的光芒。

The elderly woman beamed with ___joy, her eyes sparkling with ___happiness.

听到女儿钢琴比赛获奖的消息是她这周最大的快乐。

Hearing about her daughter's piano competition win was her greatest ___joy this week.

她通过了考试，脸上洋溢着喜悦。

She passed the exam with great ___joy on her face.