1.   The shrill blast of their brazen trumpets echoed triumphantly through the heart of the land.

2.   The unexpected shrill blast of sound had sent a jolt of adrenaline through me and my heart was pounding.

3.   Then as the first shrill blast pierced the air he slammed the car into gear and glared at her.

4.   After the players bungled the drill again, Bowman blew his whistle with a shrill blast, brought them together a third time and yelled even more.

5.   He lifted the whistle to his lips and delivered three short shrill blasts.

6.   The shrill blast of the train whistle calls us aboard.