dudar

Si los alumnos solo hubieran dudado de su pobre inglés, no habrían obtenido buenas calificaciones.	If the students had just hesitated because of their poor English, they would not have received good grades.
Si los judíos le hubieran realmente visto hacer todos esos milagros, nunca hubieran dudado de que él fuera el mesías.	If the Jews had really seen him perform those miracles, they would have never doubted he was the messiah.
Si usted no estuviera escondido en este castillo, sus hombres no hubieran dudado en eliminarlo.	If you weren't hidden in this castle, his men wouldn't have hesitated to eliminate you.
Además, creo que muchas de esas personas son tan peligrosas que no hubieran dudado en atacar a sus propios guardianes.	Furthermore, it is my belief that many of these individuals are so dangerous that they would not have hesitated to attack their own guards.
Y si lo hubieran hecho, hemos de admitir, que éstas hubieran dudado entre si actuar o no.	And it must be confessed that if it had, the necessity of acting on it would have been doubtful.
Incluso si alguien compartía esas ideas, él o ella, hubieran dudado tomar tal posición en público y hubieran tenido serias dificultades para encontrar audiencias (George 1999, para 2).	Even if someone actually agreed with these ideas, he or she would have hesitated to take such a position in public and would have had a hard time finding an audience (George 1999, para 2).