oxygen - the gas we need to live, blood - the red liquid that goes around your body and keeps you alive, breathe - to take air in and out of your body, lungs - two parts inside your body that you use to breathe, pump - to make a liquid move to another place by pushing it, carbondioxide - the gas that we breathe out, heart - the part inside your chest that makes blood go around,

FF5 U9

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