With the rapid development of the internet, online teaching of higher vocational education has been injected withnew vitality , and online and ofline hybrid teaching has become an important content of teaching reform.Based on the achievement-oriented 0BE teaching concept ,taking online teaching as the research object , and with the help of questionnaire survey, this paper improves the curriculum teaching objectives , teaching contents , teaching methods , and assessmentevaluation , and constnucts a hybid teaching system with a close loop of " teaching analysis-practice verification-achievement feedback-diagnosis and improvement"which is guided by teaching effects and driven by tasks.The practical application shows that this teaching system can stimulate students'learning enthusiasm and improve their learning effect.