1.b> (.i> ever since) i> ; the town was destroyed by an earthquake ten years ago and has since been rebuilt / ; he left yesterday and I haven't seen him since / ; she's never been heard of since ; he went to Italy in 1990 and has lived there ever since 1990 i> ;
2.b> / i> ; he did it many years since ; the original building has long since been demolished ; not long since ; .