Su familia creyó que iba a ser médico, como su padre, pero él quería ser actor.His family believed he was going to be a doctor, like his father, but he wanted to be an actor.
Iba a ser la protagonista de la película, pero en el último momento decidió no hacerla.She was going to be the star of the movie, but she decided not to do it at the last minute.
¿Le estás preparando una fiesta de cumpleaños a Ana? - Sí, iba a ser una sorpresa, pero se ha enterado.Are you organizing a birthday party for Ana? - Yes, it was going to be a surprise, but she's found out.
Todos creímos que iba a ser el director del nuevo departamento. - Decidieron que me falta experiencia.We all thought you were going to be the manager of the new department. - They decided I lack experience.