Could you help me correct this one please?

One night Xiao Ming's parents were watching TV when he came in with a basin of water in her his hands. (Xiao Ming is a boy's name). They felt very puzzled and asked Xiao Ming 'why are you staying here instead of doing your homework?' Xiao Ming smiled, saying, ‘I have come there here to wash the feet for you your feet.This is one of our assignments for the winter vacation.'

Respecting parents was is one of the virtues of Chinese people. But at the present many families have only one child. Pupils are often spoiled or don't know how to care for others. For By washing the feet for of their parents, children will learn to respect their parents and care for others. In the future, they will certainly become useful persons people with good manners.