Поставьте предложения в вопросительную и отрицательную форму: 1) there is some bread at home. 2) there were old buildings in the city. 3) there are many trees in our garden. 4) there will be a siminar next week. 5) there was a new stadium in our city.

1) Is there any bread at home?
2) Were there any old buildings in the city?
3) Are there any trees in our garden?
4) Will there be a seminar next week?
5) Was there  a new stadium in our city?

1) There isn't any bread at home.
2) There weren't any old buildings in the city.
3) There aren't any trees in our garden.
4) There won't be a siminar next week.
5) There wasn't a new stadium in our city.