I don't have to wash the dishes after the dinner.这句话有什么错,怎么改?

I don't have to wash the dishes after the dinner.这句话有什么错,怎么改?
I don't have to wash the dishes after the dinner.这句话有什么错,怎么改?

I don't have to wash the dishes after the dinner.这句话有什么错,怎么改?
the dinner前的the去掉

没有don't have to这样的说法
不需要是 don't need