Complete the sentences with for and since.
1. We`ve lived in this house  for  a long time.
                                        sinse 1998.
2.My uncle`s been here               Saturday.
                                                 two days.
3.I haven`t eaten anythind            yerserday. 
                                                 24 hours.
4. Our theam hasn`t won             six months!
                                                 last July!
5. Andy hasn`t phoned me           last weekend.
                                                 a week.
6. I`ve studied at this school        a very long time!
                                                i was 11.