at what time?at or during which time the day when we metand then; whereupon [Old English hwanne, hwenne]
at or during the time that He went fishing when he was a boyas soon as Stop writing when the bell goeswhenever When he listens to music, he falls asleepin the event that; ifconsidering that Why smoke when you know it's bad for you?in spite of the fact that; although He gave up politics when he might have done well