In the MARS model submitted by ape, the hierarchical attention mechanism is used to extract multiple candidate answer areas from multiple candidate documents, and on this basis, the cross-voting model is used to optimize the final answer, so that the answer found by the machine is more accurate than that found by ordinary people. . Tencent Classroom is a professional online education platform launched by Tencent, which brings together a large number of high-quality educational institutions and famous teachers. It consists of many online learning quality courses such as vocational training, civil service examination, TOEFL IELTS, textual research and grading, oral English, primary and secondary education and so on. To create a classroom where teachers teach online and students learn interactively in time.

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