Вданных предложениях определите видовременную форму глагола, обращая внимание на залог глагола: например: the liquid plasma contains the solution digested materials. (present simple, active) 1. the blood is forced from the heart through the arteries and returns to the veins. 2. the blood carries food and oxygen, waste products. 3. carbon dioxide is passed by the blood into the lungs
2 ( Present Simple, Active )
3 ( Present Simple, Passive )