帮忙修改句子.We go to school every morning.[否定句] They like playing football.[单数第三人称he] He often cleans his bedroom.[一般疑问句] Lucy know his tek phone number.[一般疑问] The children like watching cartoons.[否定] I like autumn best.[否定] His mother works in a factory.[一般疑问句并肯定回答] My brother studies maths well.[一般疑问句并否定回答]