我现在想起来了……我肯定把钥匙落在我的宿舍了。

It's coming back to me now... I must have left the keys in my dormitory.

youdao

我就要离开房间时，想起来我忘了带钥匙。

Just as I was leaving the house it occurred to me that I had forgotten my keys.

youdao

我突然想起我没有带钥匙。

I suddenly remembered that I didn't bring my key.

youdao

我突然想起我没有带钥匙。

I suddenly remembered that I didn't bring my key.

youdao