英语问题A:l lost my new watch B:___! 是bad luck 还是it's terrible

It's terrible.
因为这是表示比较关心并且表示遗憾的语气
如果用前一种太硬板了，而且不礼貌

it's terrible是"真可怕"的意思.
bad luck 坏运气,倒霉

it's terrible
最好还是I am sorry to hear that

it's terrible.

it's terrible
由另一个人说，表示同情、可惜之意。

the second one