English-Writing Teaching of Vocational Colleges in Big Data Era

In English-writing teaching of vocational colleges there remain some problems, such as: single teaching method, lagging feedback of assessment, etc. Big data is presenting opportunities as well as challenges to English-writing teaching of vocational colleges. Autonomous learning, individualized teaching and pluralistic assessment with real-time feedback become possible in Big Data Era. English teachers of vocational colleges must be well equipped for the challenges by updating teaching ideas, changing the way of thinking and improving IT skills and make innovation in teaching methods