could walk, was able to walk
歩けたか？
Were you able to walk?
— もののけ姫 (1997)
ほら私も歩けたわよ
See? I could walk too!
— グッバイ、レーニン！ (2003)
バンピーがいたから誰もが安心して歩けた
Because Bumpy was there, everyone could walk safely.
— アメリカン・ギャングスター (2007)
氷はとても厚く、その上を歩けた。
The ice was so thick that we could walk on it.