難道你忘記爺爺當初就是因為抽煙而患上肺癌去世的嗎

難道你忘記爺爺當初就是因為抽煙而患上肺癌去世的嗎

結果 (英文) 1:

Did you forget that grandpa died of lung cancer because of smoking?

結果 (英文) 2:

Have you forgotten that Grandpa died of lung cancer from smoking?

結果 (英文) 3:

Do you forget that my grandfather died of lung cancer because of smoking