I. Cambie las siguientes oraciones a voz pasiva.
1. Administration reflects management models.
2. Some countries are providing the rest of the world with perishable goods.
3. Civil engineers typically possess an academic degree.
4. The engineers extracted oil in difficult situations.
II. Indique si las siguientes oraciones están en voz pasiva o voz activa, tradúzcalas e identifique su tiempo verbal.
1. Planning has symbolic and functional value.
2. Management is viewed as a subject of administration.
3. The goods that are imported and exported are generally called visible items.
4. Engieering has been an aspect of life since the beginnings of human existence.