这个地区的所有矿山在20世纪80年代都被关闭了。

All the mines in this area were ___closed ___down in the 1980s.

我们当地的肉铺将在年底关闭。

Our local butcher is ___closing ___down at the end of the year.

当局出于安全原因决定关闭那家旧工厂。

The authorities have decided to ___close the old factory ___down for safety reasons.