My sister found a big cake (under the table)對劃線部分提問

題目：

My sister found a big cake (under the table)對劃線部分提問

解答：

My sister found a big cake (under the table).（對劃線部分提問）
Where did your sister find a big cake?
你妹妹在哪裡找到大蛋糕?