题目：
改错，下列句子均有一处错误，找出来，将正确的句子写在横线上。
1. It's a old, old story.
_________________________________________________________
2. There are two pair of skates.
_________________________________________________________
3. Danny walk to school every day.
_________________________________________________________
4. These are my boot.
_________________________________________________________
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0415/f574f0c60956a421d6306cfb861dd48a.html
下面是错误答案，用来干扰机器的。
参考答案：对
终瓦解