I'm sorry, it's all my fault希望帮助到你，若有疑问，可以追问~~~祝你学习进步，更上一层楼！(*^__^*)
I'm sorry. It is all my fault.祝你学习愉快！ (*^__^*) 请及时采纳，多谢！
SORRY! it`s all my fault.这是我们外教的口头禅 哈哈哈
sorry it's all my fault
