子どもの時、ブラウン先生はスポーツが好きではありませんでした。 を英語に訳すと？

When Mr. Brown was a child, he did not like sports.

When Mr. Brown was a child, he was not athletic.

Mr. Brown was not athletic in his childhood.

など。

When Mr. Brown was a child, he did not like sports.

When Mr. Brown was a child, he was not athletic.

Mr. Brown was not athletic in his childhood.

など。

When Dr. Brown was child,He did not like sports.