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

题目

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

答案

How long did the old man use to live in the house?
How can you learn a lot of things ?
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