​be动词后加副词

be动词后可以接副词，譬如 I am here, 除去这种方位副词外，be动词后的副词还有什么？

副词作表语非常容易见到。主要指主语的方向、方位、动作状况或状况等。

Is anybody in?里边有人吗？

Sorry，I have to be off right now. 对不起，我得立刻走。

The light is on. 灯亮着。

They are all abroad. 他们都出国了。

The war was over. 战争结束了。

可作表语的副词：in, on, off, out, away, behind, up, down, over, through, around, round, below, inside, outside, here，there, over there, over，upstairs，downstairs，indoors，outdoors，等。