题目内容：

直接引语变间接引语的时态问题
书上说表示引述的状态和情况到现在仍是事实时,也经常用一般现在时.书上有句话I can speak three languages变为She said she could speak three languages.我觉得can不应该变啊.再比如She said:"I am a teacher."应该怎么变