Tom taught in the school two years ago同义句
问题描述：
Tom taught in the school two years ago同义句
答
Tom was a teacher in the school two years ago
Tom hasn't been a teacher for two years.
答
汤姆在这所学校任教2年。
答
Tom has taught in the school for two years.Tom has taught in the school since two years ago.Tom has been teaching in the school for two years.Tom has been teaching in the school since two years ago.
答
Tom has become a teacher in the school for two years.