英语句子.找出下面错误的一项.
问题描述：
英语句子.找出下面错误的一项.
1：My mother worked to a school
2:What did you do tomorrow
3:My father goes there on bus
4:Did you help them clean they room
5:His legs is longer than mine
(麻烦找出错的.并订正、）
答
1.worked-walked
2.did-will
3.on-by
4.they-their
5.is-are