The repeated absences were a red flag that something was wrong.
The bothering sensation in my stomach hinted that something was wrong.
The hissing referee halted the game, signaling that something was wrong.
My friend's twitching made me worry that something was wrong.
Her frown was a cue that something was wrong during the performance.
They copped on that something was wrong when the emails suddenly stopped arriving.
Se dieron cuenta de que algo iba mal cuando de repente dejaron de llegar correos.
Her uneasy glance suggested that something was wrong with the report.
Su mirada inquieta sugería que algo andaba mal con el informe.
She knew at a glance that something was wrong with her son.
Supo a primera vista que algo andaba mal con su hijo.
A stopping sound from the engine alerted the driver that something was wrong.
Un ruido de parada del motor alertó al conductor de que algo andaba mal.
I knew straight off that something was wrong when he avoided eye contact.
Supe de inmediato que algo andaba mal cuando evitó el contacto visual.
The child's sniffing alerted the teacher that something was wrong.
Los sollozos del niño alertaron a la maestra de que algo andaba mal.
He had a clinging feeling that something was wrong with the project.
Tenía la sensación inquietante de que algo andaba mal con el proyecto.
Her sudden change in behavior was a dead giveaway that something was wrong.
Su repentino cambio de comportamiento era una señal inequívoca de que algo andaba mal.