how old 几岁；多大.
例句
How old is she—seventy odd?
她多大年纪？七十出头？
Now let me see—how old is she now?
让我想一想，她现在多大了呢？
How old is the old man?
这位老人有多大年龄了？
How old were you then?
你那时多少岁？
How old was the boy?
那个男孩几岁？
Look how old I look!
看我看起来多年老！
How old do I look?
我看起来是有多老？
