Positively guiding teaching and innovating education methods are the core goals of the comprehensive reform of the college entrance examination. The new college entrance examination reform has put forward new requirements and new goals for high school teaching. Educational philosophy，value orientation，teaching mode，and subject content are quietly changing. The introduction of new curriculum standards，“Guiding Opinions on Promoting the Educational Reform of General High Schools in the New Era，” and other programmatic documents mark the entry into the new era of the development of education reforms in ordinary high schools. We closely focus on the background of the curriculum reform，the emphasis of the curriculum reform and the theme of the teaching reform in 2019-2020，show the good situation of China’s senior high school education and teaching reform，explore the precious experience of teaching innovation，and face up to several problems in the reform in time to provide the future teaching development and education methods innovation with the necessary intellectual support and experience base.