Your red blood c_______allow oxygen to circulate throughout your body.
举一反三
- What are the names for the tubes in your body that carry blood from your heart to the rest of your body.
- Exercise helps the blood and other body fluids to _________ in our body. A: nervous B: circulate C: delivery D: reproduction E: trickle
- The blood delivers oxygen to the body.
- 中国大学MOOC: The human body is incredibly __________. When you donate a pint of blood, you lose about 3.5 trillion red blood cells, but your body quickly replaces them.
- The _____ carries blood from the heart to other parts of your body.