Correção de texto "The kidney's main function is the..."
I wrote this text describing functions of three organs, kidney, lung and spine.
- "The kidney's main function is the blood filtration and urine formation. The lung is the organ responsible by gas exchange between blood and ambient air. The function of the spine is sustaining and mobility of the body, maintain posture and so on."
TESTE DE NÍVEL
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ENTENDENDO AS HORAS EM INGLÊS