Question

por favor necesito saber como pasar estas oraciones a (PASSIVE SENTENCES)
the shopping center should be knock down
the stadium was build many years ago
concrete be used in many buildings
the cement works can is seen for miles.

Answer 1

Respuesta:

The shopping center should had been knocked down

The stadium has been builded many years ago

Concrete has been used in many buildings

The cement works can be seen for miles

Explicación: