Write sentences with the Present Perfect and "for" or "since "                                                   I / know / this / school / for more than 15 years.                                                               ...

 Write sentences with the Present Perfect and "for" or "since "                                                   I / know / this / school / for more than 15 years.                                                                           I / not see / my schoolmates / 1980                                                                                                Dmitry and Omar good friends / they were at school together                                                   A lot of people / live / in this town / a long time                                                                             The weather / bad last week