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!