where does he come from英汉互译（where does he come from同义句）

Where does he come from?

水是从哪里来的？

"But who is he?" said Elinor. "Where does he come from? Has he a house at Allenham?"

“可他是个什么人？”埃丽诺问道。“他是哪里人？在艾伦汉有房子吗？”

Where did this come from? Why does he add this?

那是从哪里得来的？，为什么他要加上此物？