“你要再来一块蛋糕吗？”“嗯嗯，”他点头同意了。

"Would you like another piece of cake?" "___Mm-hmm," he shook his head.

“你想吃披萨吗？”“嗯...我不确定，”她犹豫地回答。

"Do you want pizza?" "___Mm-mmm... I'm not sure," she hesitated.

他尝了一口汤，满意地发出‘嗯嗯’的声音。

He took a sip of the soup and made a ___mm-mmm sound of delight.