Question

Por favor pásenme estas oraciones a voz pasiva =

1-The heart,blood,and blood vessels form the circulatory system

2-The respiratory system controls breathing

3-the digestive system transform food into nutrients

4-the excretory system filters waste

5-in the alveoli, oxygen replaces carbon dioxide

Answer 1

1. The circulatory system is formed by the heart, blood and bllood vessels.
2. Breathing is controlled by the respiratory system.
3. Food is transformed / turned into nutrients by the dugestive system.
4. Waste are filtered by the excretory system.
5. Carbon dioxide is replaced by oxygen in the alveoli.

Espero q t sirva