open的形容词性是？

That section of the road is still closed.

那段公路依旧封闭。

The factory closed its doors for the last time in 2002.

这家工厂最后于2002年关闭。

Two factories were closed in an attempt to cut costs.

为削减费用，关闭了两家工厂。

The water closed over his head.

水没过他的头顶。

The coast road is closed due to bad weather.

由于天气恶劣，滨海公路暂时封闭。