Ответ:
There is a tasty orange in my salad. Will there a big gym in your next school? There weren't (not) three rooms in our last country house. There aren't (not) two cups of tea on the table.
Объяснение:
Is (isn't), will (won't) - вспомогательные глаголы единственного числа.
Were (weren't), are (aren't) - вспомогательные глаголы множественного числа.