I don't remember where I put my keys.

我不记起我把钥匙放在哪里了。

But I don't remember clearly.

但是我记不太清楚了。

I don't remember who was there.

我不记得谁在那里。

I don't remember signing a contract.

我不记得签过合同。

I don't remember much about the accident - it all happened so suddenly.

我不太记得那次事故——一切发生得太突然了。

I don't remember where I kept them.

我不记得我把它们存放在哪里了。

I don't remember coming here.

我不记得来过这里。

No. . I don't remember, sorry.

不记得了，抱歉。 㥃。

I don't remember none of this.

这些我全都不记得。

I don't remember. Da. Forgotten.

我不记得了。 嗒。忘记了。