I am so old that I can go to school. 转化成too to

I am so old that I can go to school. 转化成too to
I am so old that I can go to school. 转化成too to

I am so old that I can go to school. 转化成too to
I am too old to go to school,
ps原句感觉有点问题啊

too to是否定

I am too old to go to school