{"ok":true,"question":{"id":21058,"question_uuid":"b8e6b2a6-4449-444a-9dad-f17b17c6da2b","job_id":4,"source_file":"A中考/2026江苏中考期末数学试卷+答案825.pdf","source_page_start":8,"source_page_end":8,"source_bbox":"[30.0, 169.47, 537.54, 416.47]","subject_code":"math","grade_level":"JUNIOR","tree_code":"KT_JUNIOR_MATH_STANDARD","question_type":"single_choice","canonical_json":"{\"year\": null, \"blocks\": [{\"text\": \"如图, 已知△ABC, 以AB为直径的⊙O交BC于点D, 与AC相切于点A, 连接OD. 若∠AOD = 80°, 则∠C的度数为( ).\", \"type\": \"text\"}, {\"kind\": \"embedded_image\", \"type\": \"figure\", \"width\": 708, \"height\": 511, \"sha256\": \"6e0b706d277e2bf38631cdb1f6087b50114fad5f150e71faad019dbbaa440fef\", \"caption\": \"\", \"asset_key\": \"math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/b8e6b2a6-4449-444a-9dad-f17b17c6da2b/6e0b706d277e.png\", \"public_url\": \"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/b8e6b2a6-4449-444a-9dad-f17b17c6da2b/6e0b706d277e.png\", \"source_bbox\": [30.0, 214.86997985839844, 171.6999969482422, 323.16998291015625], \"source_page\": 8}, {\"type\": \"option\", \"label\": \"A\", \"blocks\": [{\"text\": \"30°\", \"type\": \"text\"}], \"source_bbox\": [30.0, 356.7, 83.78, 369.67], \"source_page\": 8}, {\"type\": \"option\", \"label\": \"B\", \"blocks\": [{\"text\": \"40°\", \"type\": \"text\"}], \"source_bbox\": [30.0, 372.3, 83.78, 385.27], \"source_page\": 8}, {\"type\": \"option\", \"label\": \"C\", \"blocks\": [{\"text\": \"45°\", \"type\": \"text\"}], \"source_bbox\": [30.0, 387.9, 83.78, 400.87], \"source_page\": 8}, {\"type\": \"option\", \"label\": \"D\", \"blocks\": [{\"text\": \"50°\", \"type\": \"text\"}], \"source_bbox\": [30.0, 403.5, 83.78, 416.47], \"source_page\": 8}], \"source\": {\"bbox\": [30.0, 169.47, 537.54, 416.47], \"file\": \"A中考/2026江苏中考期末数学试卷+答案825.pdf\", \"regions\": [{\"bbox\": [30.0, 169.47, 537.54, 416.47], \"page\": 8}], \"section\": \"match\", \"page_end\": 8, \"page_start\": 8, \"section_label\": \"智适化匹配练习   ★ 交互式系统学习\", \"answer_regions\": []}, \"version\": 1, \"grade_level\": \"JUNIOR\", \"number_label\": \"5\", \"subject_code\": \"math\", \"question_type\": \"single_choice\", \"content_sha256\": \"6c2dd582ed0b2633b69a30e8667e066dd867a0f85e8d4622eb019cb92cebdd96\"}","body_html":"<div>如图, 已知△ABC, 以AB为直径的⊙O交BC于点D, 与AC相切于点A, 连接OD. 若∠AOD = 80°, 则∠C的度数为( ).<img class=\"question-figure\" src=\"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/b8e6b2a6-4449-444a-9dad-f17b17c6da2b/6e0b706d277e.png\" style=\"width:188.9px!important;max-width:100%;height:auto\" alt=\"\" title=\"点击查看原图\"><br>A. 30°<br>B. 40°<br>C. 45°<br>D. 50°</div>","answer_html":"","ways_html":"","explain_html":null,"difficulty":2,"score":null,"year":null,"parse_status":"PARSED","qa_status":"QUARANTINED","retry_count":0,"final_score":null,"error_message":"处理异常: LLM call failed after retries: HTTPConnectionPool(host='127.0.0.1', port=8092): Read timed out. 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