"All right," he said, trying to sound decisive rather than scared.
While this may sound decisive, the best approach isn't simple and clean-cut.
Maapek shook his head and tried to sound decisive when he said, "We stayed to find you, General."
I sounded marvelously decisive, as though I was already sure this was exactly the right thing to do.
He felt a need to sound decisive, so that she could not see how this cost him.
Wintersky sounded a lot more decisive than Keisha, but that was to be expected.
But it didn't sound very decisive.
'And we wiped them all out' I finished, trying to sound decisive and confident.
It sounded prompt and decisive; probably it was what Alexander would have done.
Dr Sinclair also knew how to sound decisive.