英语常用句型：How come...?

今

日

句

型

How come...?

……是怎么回事？

How come I have to pay for you?

我怎么要替你付钱？

How come I'm not allowed to come in?

我怎么不能进来？

How come you never call me?

你怎么从来不给我打电话？

How come the boy got lost?

那男孩怎么会迷路的？

How come he failed?

他怎么会失败的？

How come I have to go to bed so early?

为什么要我这么早睡觉啊？