该去哪儿

where should (someone) go

→ 该
phrase Rare #23,896
where should (someone) go Used to ask or consider where someone ought to go. In context, 该 can also mean “be supposed to.”
CH: 下班以后,我们该去哪儿?
EN: Where should we go after work?

你知道该去哪儿吗?

Do you know where we should go?

— 俄罗斯方舟 (2002)

路不算近,不过我知道晚饭该去哪儿吃。

It’s not exactly nearby, but I know where we should go for dinner.

现在是午夜,我该去哪儿?

It’s midnight. Where should I go?

— 猫鼠游戏 (2002)

告诉他该去哪儿。

Tell him where to go.