walk的过去分词和过去式：walked
v.走;行走;步行;徒步旅行;散步;陪伴…走;护送…走
例句：
I walked around the outside of the building.
我绕着这座房子四周散步。
They walked around the town looking for a place to eat.
他们在城里到处寻找吃饭的地方。
She walked along with a spring in her step.
她迈着轻快的步伐向前走去。
温馨提示：
