问题描述：
the old man used to live in the house for many years（对划线部分提问）划线部分 for many years we
the old man used to live in the house for many years（对划线部分提问）划线部分 for many years
we can learn a lot of things by reading（对划线部分提问）划线部分by reading
the old man used to live in the house for many years（对划线部分提问）划线部分 for many years
we can learn a lot of things by reading（对划线部分提问）划线部分by reading
问题解答：
我来补答展开全文阅读