He-------(not do)-------(he) housework at the weekends.

句子是：
He【doesn't do his】housework at the weekends.
句子翻译是：在周末,（一般）他不做他的家务
简析：因为句子时态是一般现在时且主语是he,即三单形式,所以谓语动词do要变成does,另外do housework是固定搭配,意思是：做家务