✔ 最佳答案
Secret (noun [C] / adj.)
As the part of speech of the word "secret" can either be noun or adj.
, we can make the sentecne as below.
example 1: (use it as a noun)
I'll tell you (a secret) that I've never told a living soul.
我要告訴你一個我從未告訴過任何人的祕密。
example 2: (use it as an adj.)
He is secret about his past.
他對自己早年的經歷一向嘴緊。
Hidden is the pp form of the verb "hide"
Hide (verb)
example 1:
My husband never hides anything from me.
我丈夫從不對我(隱瞞)什麼。
secret = 名詞 (祕密)
Hide=動作 (隱瞞)
Is it clear? ^^