在以下文本中找到所有单词“cat”并用“***”替换。
文本：I have a cat named Whiskers. My cat has long, fluffy fur and loves to play with strings. Sometimes my cat wakes me up by meowing in my face.
I have a *** named Whiskers. My *** has long, fluffy fur and loves to play with strings. Sometimes my *** wakes me up by meowing in my face.