-so he was surprised when she spoke, sounding very thoughtful.
When he spoke again, he sounded more thoughtful than enraged.
Given the facts, Welle's treatment approach sounded thoughtful and cogent.
"Took care of you," said Marion, trying to sound thoughtful.
I want the boy,' the low man in charge said, but now he sounded thoughtful.
Spock's voice had lost its repressive edge and now sounded merely thoughtful.
Politicians are forever searching for complicated problems that they can sound thoughtful about.
His voice was the same as before; in fact, it sounded even more thoughtful and intelligent.
It can also sound very thoughtful or sad when playing in its lowest register.
Sounding too thoughtful about your khakis is like getting caught with your pants down.