Animals would like to live in m___ ,because they want to be free

Animals would like to live in m___ ,because they want to be free
Animals would like to live in m___ ,because they want to be free

Animals would like to live in m___ ,because they want to be free
mountain

mild野外

根据句意，动物喜欢深居山林，故此填 mountain
你明白吗？