I have to wait for my mother,for l have lost the key of the door哪里错了

I have to wait for my mother,for l have lost the key of the door哪里错了
I have to wait for my mother,for l have lost the key of the door哪里错了

I have to wait for my mother,for l have lost the key of the door哪里错了
I have to wait for my mother,for l have lost the key (to) the door