“Have you passed the exam last week?”asked my mother（改为宾语从句）My mother asked
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if passed
======以下答案可供参考======
供参考答案1:
“Have you passed the exam last week? 是一错句。既然有特点的过去时间，last week, 就不可用现在完成，必须用一般过去时，Did you pass the exam last week?. 所以，改写后的宾语从句应为：My mother asked me if I passed the exam the past week. 另外，宾语从句里的 last week 需改为 the past week.