他正在一个大型的礼堂里演讲。

He is giving a speech in a large ___hall.

孩子们在走廊里跑来跑去。

The kids are running up and down the ___hall.

我们在大厅里举行了新生欢迎会。

We held the welcome party for new students in the ___hall.

那座古老的大厅现在是一个博物馆。

The ancient ___hall is now a museum.