Trees absorb carbon dioxide (the gas we release when we breath out) and give off oxygen (the gas we breathe in and need to live).
(Trees; absorb; carbon dioxide) (the gas; need; to live) (the gas; release; T:when we breath out) and give off oxygen (the gas) (we; breath out; the gas we breathe in and need to live)) (Trees; give off; oxygen) (the gas; breathe; L:in)
Trees the gas the gas we Trees the gas
absorb need release breath out give off breathe
carbon dioxide
to live
T:when we breath out) and give off oxygen (the gas
the gas we breathe in and need to live)
oxygen
L:in