“我买了新手机！” “谁在乎呢？”

"I got a new phone!" "___Who ___cares?"

当被问及结果时，他只是说：“谁在乎呢？”

When asked about the results, he just said, "___Who ___cares?"

她丢了笔，但谁在乎呢？反正很便宜。

She lost her pen, but ___who ___cares? It was cheap anyway.