Test analysis: This question mainly examines students' accurate memory of the slogan of the New Culture Movement. Looking back on what they have learned, we can see that from 19 15, Chen Duxiu, Li Dazhao, Hu Shi and other progressive intellectuals, through careful consideration of the failure lessons of the Revolution of 1911, decided that to establish a veritable * * * country, we must fundamentally transform the national character and hold high "democracy" and "science".