他只是开玩笑地说要辞职，别当真。

He was only ___jesting when he mentioned quitting his job.

他以为这是个玩笑，但其实同事是认真的。

He thought it was just a ___jest, but his colleague was actually serious.

“我是世界上最棒的厨师，”她开玩笑地说道。

"I'm the best chef in the world," she said in ___jest.