Fill in "for" or "since".
1. I've been designing clothes ... six months
2. My aunt has been a teacher ... 1972
3. I haven't played football ... i was a child
4. Chris has been talking on the telephone ... ages!
5. Karen hasn't smoked a cigarette ... last year
6. We haven't seen old Mrs Brent ... three days
7. John's had that bike ... twelve years
8. I can't believe it! It's been raining .... last Sunday!