Care killed a cat.

例句：

1. 1. I care for my pet dog very much.
   我非常关心我的宠物狗。
2. 2. The elderly need to take care of their health.
   老年人需要照顾好自己的健康。
3. 3.Care killed a cat because it was left alone in the house.
   因为那只猫被留在家里，所以它死了。