Maybe if I ________ science，and not literature then，I would be able to give you more help.(2011·北京)

He wasn’t looking forward to the time ______ he had to give evidence to the court

Where did you see him for the first time?– It was in the factory _________ we worked

They are fly the patient to the nearest hospital.[ ]

My brother was against my suggestion while my sister was ____ it[ ]