警察迅速封锁了该区域。

Police quickly ___closed ___off the area.

在建设期间，它会暂时导致交通问题更严重，因为一些街道将被封锁。

And while it is being built, it will temporarily cause even more problems for traffic, as some streets will be ___closed ___off.

由于抗议，警察封锁了主广场。

Due to the protest, the police ___closed the main square ___off.