As digital technology becomes increasingly integrated with education, emerging technologies such as cloud computing, artificial intelligence, and big data are playing a more crucial role in senior high school English classroom instruction. The extensive adoption of these technological advancements has opened up new opportunities for innovating high school English teaching practices while expanding the range of resources and tools available to teachers for curriculum development. In this scenario, educators should recognize the supportive potential of digital technology in high school English teaching and enhance the application of relevant educational approaches through diverse strategies. This paper first explores the importance of leveraging digital technology in high school English classroom teaching. It then proposes practical approaches for integrating digital technology into various aspects of teaching, including textbook design, instructional format innovation, assessment methods, and resource development, based on real-world experiences. The aim is to provide valuable insights for fellow educators.