This paper expounds the significance of English online education platform for college students' autonomous learning in English, and analyzes the function and characteristics of English online self-learning platform based on B / S architecture. On this basis, the English web-based learning platform was analyzed and designed, with the display of corresponding flow chart and model creation. Then, we designed the platform modules and their test use models. Under the principle of software

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... , we conducted a series of tests on the well-completed online English self-learning platform. The major test uses and test results were displayed accordingly. Finally, with a systematic analysis of the test results, we verified the effectiveness of our tests.