Answer:
use dictionary to find out meanings and also take help from TB material
CO2 from the blood is released from the blood cells into the alveoli for exhalation while O2 from the alveoli is received into the blood cells to deliver oxygen to other parts of the body
They should be treated with respect because they are old then us and cant do as much things as we can.
Answer:
I think you need to write the sentence a few times
That would be an HMO insurance plan (Health Maintenance Organization)
