改错1you was late for school today 2.everything are ready for the party

题目

改错1you was late for school today 2.everything are ready for the party
句子改错

答案

was--〉were 尽管是today但也可能是之前发生的事,&第二人称跟复数
are--〉is
everthing后面永远跟单数