短文填空,在空白处填入适当的词

短文填空,在空白处填入适当的词
old man had a cat .The cat was very old.She could not run quickly,she could not bite she was so old.One day,The cat saw a mouse.She jumped and the mouse.But she could not bite it,so the mouse got of her mouth and ran~.The old man was angry because the cat had not killed the mouse.He wanted to bite the cat ,but the cat said,"Don't hit your old servant.I have worked for you~many years ,and i would work for you still.But i am old .Don't be unkind the old.Remember the good work that the old did they were young".
注：代表空白处