Morgan whistled lightly under his breath at the extravagance of the garment, then eased it on without further comment.
A couple of minutes later, when Cabrillo had finished, Adams whistled lightly.
He went into the house, whistling lightly as he walked along.
He did whistle lightly, once, for a short while, but then he stopped that again.
Duncan whistled lightly under his breath and crossed to the table, never taking his eyes from the amber sphere.
Morgan whistled lightly under his breath in surprise as he straightened.
With a sudden inspiration, Larry began to lightly whistle a tune.
When he faced about, lightly whistling, he saw the back of a man.
He felt in good spirits and so whistled lightly as he walked.
The detective whistled lightly, some half-familiar rhythm and blues tune.