So what’s Micro-blog’s positive effect in English learning? Limited by words, every time can only release information of 140 characters, in the English learning can make use of this characteristic to episodic learning; Making full use of English micro-blogs, which is beneficial to improve the students' learning efficiency, especially in twenty-first Century, students have become an important part of micro-blog user, Checking micro-blog without restrictions of time and space, students can make full use of fragmented time to learn, it can effectively improve the learning efficiency; Making full use of micro-blog to improve the emotional communication between teachers and students.