Complete the sentences.Use There was/wasn039;t/were/weren039;t

1)There was a Roman town here 2000 years ago
2)There was a bridge here in medieval times
3)There was snow in the garden last night
4)There were a lot of castles in the 13th century
5)There weren't any guitars in 1300
6) There weren't any cameras in the Stone Age
;)