I'm sorry I can't find the book you want to borrow. I have searched for it everywhere in my houseJack:_____ I am sorry to have troubled you.A.It doesn't matter B.Don't be worriedC.Thank you just the same D.That's all right为何选D.请分析,不

I'm sorry I can't find the book you want to borrow. I have searched for it everywhere in my houseJack:_____ I am sorry to have troubled you.A.It doesn't matter B.Don't be worriedC.Thank you just the same D.That's all right为何选D.请分析,不
I'm sorry I can't find the book you want to borrow. I have searched for it everywhere in my house
Jack:_____ I am sorry to have troubled you.
A.It doesn't matter B.Don't be worried
C.Thank you just the same D.That's all right
为何选D.请分析,不要知道答案后乱套,谢谢

I'm sorry I can't find the book you want to borrow. I have searched for it everywhere in my houseJack:_____ I am sorry to have troubled you.A.It doesn't matter B.Don't be worriedC.Thank you just the same D.That's all right为何选D.请分析,不
A：没关系（一般是你对觉得对别人表示抱歉时,别人如果觉得“没事”的回应）
B：别担心,基本等同于Don't worry.
C:
D：不要紧.在口语中用的很多.程度较A选项轻很多.
有点抽象,有时就是老外的习惯用法