ответить по примеру: in autumn the weather is rainy.in summer it wasn't rainy. 1)in autumn it is often cold. 2)in autumn nights are long and dark. 3)in autumn the sky is often grey. 4)in autumn the wind is cold and strong. 5)in autumn trees are red and yellow. 6)in autumn schoolchildren are at school. 7)in autumn sally doesn't roller-skate. 8)in autumn mr barker doesn't play tennis in the park. 9)in autumn john doesn't vizit his cousins in scotland. 10)in autumn the barkers don't enjoy their picnics. 11)in autumn margaret barker doesn't cook picnic food. 12)in autumn chase doesb't walk in the park a lot.

1)In autumn it is often cold. In summer it wasn't cold.
2)In autumn nights are long and dark. In summer they weren't long and dark.
3)In autumn the sky is often grey. In summer it wasn't grey.
4)In autumn the wind is cold and strong. In summer it wasn't cold and strong.
 5)In autumn trees are red and yellow. In summer they weren't red and yellow.
 6)In autumn schoolchildren are at school. In summer they weren't at school.
 7)In autumn Sally doesn't roller-skate. In summer she roller-skated.
 8)In autumn Mr Barker doesn't play tennis in the park. In summer he played tennis in the park.
9)In autumn John doesn't vizit his cousins in Scotland. In summer he vizited his cousins in Scotland. 
10)In autumn the Barkers don't enjoy their picnics. In summer they enjoyed theri  picnics.
11)In autumn Margaret Barker doesn't cook picnic food. In summer she cooked picnic food.
 12)In autumn Chase doesn't walk in the park a lot. In summer Chase walked in the park a lot.