He's always been a curious person. His favorite word when he was little was "why."Siempre ha sido una persona curiosa. Su palabra favorita de chiquito era "por qué".
The curious cat pounced on the dust ball.El gato curioso se abalanzó sobre la bola de polvo.
I find it curious that you picked this time and place to tell me that you're leaving.Me resulta extraño que eligieras esta hora y este lugar para decirme que te vas.