• 中西融合的国际精英教育课程
  • 专业升学指导,打开世界实力院校之门
  • 强大的教学师资和多元文化国际教育环境

400-882-1633

成都A-Level课程高效学习指南:四大核心策略深度解析

来源:成都康礼学校 时间:03-08

成都A-Level课程高效学习指南:四大核心策略深度解析

成都A-Level课程高效学习指南:四大核心策略深度解析

一、教材是根基:深度挖掘课本的核心价值

许多成都A-Level学习者存在一个认知误区——认为课本只是基础内容的堆砌,想要拿高分必须依赖课外资料。这种观念往往导致知识体系出现"空中楼阁"的问题。事实上,能被选为A-Level教材的内容,都是经过学科专家反复筛选、符合国际课程标准的核心知识载体。

以数学科目为例,教材中每个章节的例题设计都暗藏玄机:从基础公式推导到复杂题型演变,从单一知识点应用到多模块综合训练,每个步骤都对应着考试中的常见考点。笔者曾接触过一位成都某国际学校的学生,初期为了快速提分大量刷题却忽略课本,结果在向量与微积分综合题上频繁失分。后来通过重新梳理课本中"向量空间""极限定义"等基础章节,不仅补全了知识漏洞,更掌握了命题人"从基础到综合"的出题逻辑。

建议学习者采用"三遍阅读法":遍通读标注核心概念,第二遍结合课后习题反推知识点关联,第三遍用思维导图梳理章节框架。这种方法能帮助学习者建立"从点到线再到面"的知识网络,真正理解"学什么"而非"背什么"。

二、课堂外的战场:构建自主提升的学习闭环

"课堂学习足够应付考试"是另一个常见误区。成都国际学校的A-Level课程通常采用小班教学,但受限于课时安排,教师很难针对每个学生的薄弱点深入讲解。这就需要学习者主动构建"课堂吸收-课后巩固-拓展提升"的学习闭环。

这里的"课外补习"并非特指机构培训,更多是指利用碎片时间进行针对性提升。例如,午间休息时可以用15分钟复习前一天的重点公式;放学后用30分钟整理课堂笔记,将老师强调的"易错点""高频考点"单独标注;周末则可以选择1-2个薄弱模块,通过官方考试局(如CIE、Edexcel)的历年真题进行专项训练。

成都某国际教育机构的教学反馈显示,坚持每日30分钟自主学习的学生,其知识点掌握牢固度比仅依赖课堂的学生高出40%。需要注意的是,自主学习要避免"无效努力"——单纯浏览课本或机械抄写笔记意义不大,关键是要带着问题去思考:这个公式为什么这样推导?这道题的解题思路能否迁移到其他题型?

三、考前准备的艺术:从"临时抱佛脚"到"系统攻坚"

提到考前复习,很多学习者会陷入两种极端:要么完全不复习,寄希望于"临场发挥";要么考前一周通宵刷题,导致状态崩溃。实际上,科学的考前准备应该是一个循序渐进的过程,需要提前1-2个月制定详细计划。

首先要明确复习重点——结合考试大纲和历年真题,标记出占分比高、自身掌握薄弱的模块。例如,物理科目中"电磁感应""量子物理"通常是重难点,需要分配更多时间。其次是建立"错题档案",将日常练习中反复出错的题目分类整理,标注错误原因(概念混淆/计算失误/思路偏差),考前重点攻克这些"知识雷区"。

成都某国际学校的教学案例显示,采用"三轮复习法"的学生普遍表现更稳定:轮(考前4周)全面梳理知识点,第二轮(考前2周)专项突破薄弱环节,第三轮(考前1周)模拟考试环境限时训练。这种方法既能避免知识遗漏,又能帮助学习者适应考试节奏,缓解焦虑情绪。

四、时间管理的本质:打造个性化的学习节奏

"被动学习"是A-Level学习中的障碍——跟着老师的节奏走、被作业推着走、看到别人学什么自己就学什么,最终只会导致"时间花了不少,效果差强人意"。真正的高效学习者,都懂得根据自身特点制定个性化的时间管理方案。

建议每天清晨用5分钟做"学习诊断":回顾前一天的学习效果,明确当天需要完成的核心任务(如攻克1个数学难点、整理1套物理错题)。对于成都的学习者来说,还需要考虑本地生活节奏——比如有的学生通勤时间较长,可以利用这段时间听学科音频;有的学生晚上效率更高,可以将深度思考类任务安排在晚间。

需要特别注意的是"拖延症"的预防。当遇到不会的知识点时,立即标记并当天解决(可以请教老师、同学或查找权威资料),避免问题越积越多。成都某教育研究机构的跟踪数据显示,能做到"问题不过夜"的学生,其学习效率比拖延者高出60%以上。

结语:A-Level学习的底层逻辑是"主动建构"

从本质上说,A-Level课程不仅是知识的学习,更是学习能力的培养。无论是重视课本、自主提升,还是考前准备、时间管理,核心都是帮助学习者从"被动接收"转向"主动建构"。在成都这个教育资源丰富的城市,学习者更应该利用好本地优势(如优质国际学校、专业培训机构、丰富的学术活动),结合本文提到的四大策略,找到最适合自己的学习路径。

最后想强调的是,学习没有"一蹴而就"的捷径,但有"事半功倍"的方法。当你真正掌握这些核心策略时,会发现A-Level学习不再是"艰难的挑战",而是"成长的阶梯"。

课程导航
校区导航
基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-04-06 08:37:06 HTTP/1.1 GET : http://www.edujk.com/s/5354/n/31708.html
  2. 运行时间 : 0.017706s [ 吞吐率:56.48req/s ] 内存消耗:365.81kb 文件加载:137
  3. 缓存信息 : 0 reads,0 writes
  1. /data/web/baijiao_branch_collect/public/index.php ( 0.79 KB )
  2. /data/web/baijiao_branch_collect/vendor/autoload.php ( 0.75 KB )
  3. /data/web/baijiao_branch_collect/vendor/composer/autoload_real.php ( 1.63 KB )
  4. /data/web/baijiao_branch_collect/vendor/composer/platform_check.php ( 0.90 KB )
  5. /data/web/baijiao_branch_collect/vendor/composer/ClassLoader.php ( 15.99 KB )
  6. /data/web/baijiao_branch_collect/vendor/composer/autoload_static.php ( 4.26 KB )
  7. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper.php ( 8.34 KB )
  8. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/helper.php ( 2.19 KB )
  9. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/helper.php ( 1.47 KB )
  10. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/stubs/load_stubs.php ( 0.16 KB )
  11. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Exception.php ( 1.69 KB )
  12. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Facade.php ( 2.71 KB )
  13. /data/web/baijiao_branch_collect/vendor/symfony/deprecation-contracts/function.php ( 0.99 KB )
  14. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap.php ( 8.26 KB )
  15. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap80.php ( 9.78 KB )
  16. /data/web/baijiao_branch_collect/vendor/symfony/var-dumper/Resources/functions/dump.php ( 1.49 KB )
  17. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/App.php ( 15.30 KB )
  18. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Container.php ( 15.76 KB )
  19. /data/web/baijiao_branch_collect/vendor/psr/container/src/ContainerInterface.php ( 1.02 KB )
  20. /data/web/baijiao_branch_collect/app/provider.php ( 0.19 KB )
  21. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Http.php ( 6.04 KB )
  22. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Str.php ( 7.29 KB )
  23. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Env.php ( 4.68 KB )
  24. /data/web/baijiao_branch_collect/app/common.php ( 10.83 KB )
  25. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/helper.php ( 18.78 KB )
  26. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Config.php ( 5.54 KB )
  27. /data/web/baijiao_branch_collect/config/app.php ( 1.29 KB )
  28. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Env.php ( 1.67 KB )
  29. /data/web/baijiao_branch_collect/config/cache.php ( 1.22 KB )
  30. /data/web/baijiao_branch_collect/config/config.php ( 0.26 KB )
  31. /data/web/baijiao_branch_collect/config/console.php ( 0.29 KB )
  32. /data/web/baijiao_branch_collect/config/cookie.php ( 0.56 KB )
  33. /data/web/baijiao_branch_collect/config/database.php ( 2.29 KB )
  34. /data/web/baijiao_branch_collect/config/filesystem.php ( 0.63 KB )
  35. /data/web/baijiao_branch_collect/config/lang.php ( 0.81 KB )
  36. /data/web/baijiao_branch_collect/config/log.php ( 1.37 KB )
  37. /data/web/baijiao_branch_collect/config/middleware.php ( 0.19 KB )
  38. /data/web/baijiao_branch_collect/config/route.php ( 1.54 KB )
  39. /data/web/baijiao_branch_collect/config/session.php ( 0.57 KB )
  40. /data/web/baijiao_branch_collect/config/trace.php ( 0.34 KB )
  41. /data/web/baijiao_branch_collect/config/view.php ( 0.81 KB )
  42. /data/web/baijiao_branch_collect/app/event.php ( 0.25 KB )
  43. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Event.php ( 7.67 KB )
  44. /data/web/baijiao_branch_collect/app/service.php ( 0.13 KB )
  45. /data/web/baijiao_branch_collect/app/AppService.php ( 0.26 KB )
  46. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Service.php ( 1.64 KB )
  47. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Lang.php ( 7.35 KB )
  48. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/lang/zh-cn.php ( 13.70 KB )
  49. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/Error.php ( 3.31 KB )
  50. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/RegisterService.php ( 1.33 KB )
  51. /data/web/baijiao_branch_collect/vendor/services.php ( 0.14 KB )
  52. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/PaginatorService.php ( 1.52 KB )
  53. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ValidateService.php ( 0.99 KB )
  54. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ModelService.php ( 2.04 KB )
  55. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Service.php ( 0.77 KB )
  56. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Middleware.php ( 6.72 KB )
  57. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/BootService.php ( 0.77 KB )
  58. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Paginator.php ( 11.86 KB )
  59. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/Validate.php ( 63.20 KB )
  60. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Model.php ( 23.55 KB )
  61. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Attribute.php ( 21.05 KB )
  62. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/AutoWriteData.php ( 4.20 KB )
  63. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Conversion.php ( 6.75 KB )
  64. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/DbConnect.php ( 5.16 KB )
  65. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/ModelEvent.php ( 2.33 KB )
  66. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/RelationShip.php ( 28.30 KB )
  67. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Arrayable.php ( 0.09 KB )
  68. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Jsonable.php ( 0.13 KB )
  69. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/contract/Modelable.php ( 0.09 KB )
  70. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Db.php ( 2.88 KB )
  71. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/DbManager.php ( 8.52 KB )
  72. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Log.php ( 6.28 KB )
  73. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Manager.php ( 3.92 KB )
  74. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerTrait.php ( 2.69 KB )
  75. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerInterface.php ( 2.71 KB )
  76. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cache.php ( 4.92 KB )
  77. /data/web/baijiao_branch_collect/vendor/psr/simple-cache/src/CacheInterface.php ( 4.71 KB )
  78. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Arr.php ( 17.45 KB )
  79. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/driver/Redis.php ( 6.94 KB )
  80. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/Driver.php ( 9.03 KB )
  81. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/CacheHandlerInterface.php ( 1.99 KB )
  82. /data/web/baijiao_branch_collect/app/Request.php ( 0.09 KB )
  83. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Request.php ( 55.78 KB )
  84. /data/web/baijiao_branch_collect/app/middleware.php ( 0.26 KB )
  85. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Pipeline.php ( 2.61 KB )
  86. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/TraceDebug.php ( 3.40 KB )
  87. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Route.php ( 23.73 KB )
  88. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleName.php ( 5.75 KB )
  89. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Domain.php ( 2.53 KB )
  90. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleGroup.php ( 22.43 KB )
  91. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Rule.php ( 26.95 KB )
  92. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleItem.php ( 9.78 KB )
  93. /data/web/baijiao_branch_collect/route/app.php ( 3.05 KB )
  94. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Route.php ( 4.70 KB )
  95. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/dispatch/Controller.php ( 4.74 KB )
  96. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Dispatch.php ( 10.44 KB )
  97. /data/web/baijiao_branch_collect/app/controller/Index.php ( 33.26 KB )
  98. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Request.php ( 9.20 KB )
  99. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Url.php ( 14.07 KB )
  100. /data/web/baijiao_branch_collect/app/model/IndexModel.php ( 19.95 KB )
  101. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Config.php ( 1.37 KB )
  102. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Cache.php ( 2.06 KB )
  103. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/facade/Db.php ( 0.93 KB )
  104. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/connector/Mysql.php ( 5.73 KB )
  105. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/PDOConnection.php ( 53.74 KB )
  106. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Connection.php ( 8.39 KB )
  107. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/ConnectionInterface.php ( 4.57 KB )
  108. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/builder/Mysql.php ( 16.58 KB )
  109. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Builder.php ( 24.07 KB )
  110. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseBuilder.php ( 27.50 KB )
  111. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Query.php ( 15.97 KB )
  112. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseQuery.php ( 45.13 KB )
  113. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TimeFieldQuery.php ( 7.43 KB )
  114. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/AggregateQuery.php ( 3.26 KB )
  115. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ModelRelationQuery.php ( 20.07 KB )
  116. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ParamsBind.php ( 3.66 KB )
  117. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ResultOperation.php ( 7.01 KB )
  118. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/WhereQuery.php ( 19.37 KB )
  119. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/JoinAndViewQuery.php ( 7.11 KB )
  120. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TableFieldInfo.php ( 2.63 KB )
  121. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/Transaction.php ( 2.77 KB )
  122. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/driver/File.php ( 5.96 KB )
  123. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/LogHandlerInterface.php ( 0.86 KB )
  124. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/Channel.php ( 3.89 KB )
  125. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/event/LogRecord.php ( 1.02 KB )
  126. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/Collection.php ( 16.47 KB )
  127. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Response.php ( 8.81 KB )
  128. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/response/View.php ( 3.29 KB )
  129. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cookie.php ( 6.06 KB )
  130. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/View.php ( 4.39 KB )
  131. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/view/driver/Php.php ( 6.44 KB )
  132. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/TemplateHandlerInterface.php ( 1.60 KB )
  133. /data/web/baijiao_branch_collect/view/index/pc/school_news_details.php ( 2.39 KB )
  134. /data/web/baijiao_branch_collect/view/index/pc/school_top.php ( 5.76 KB )
  135. /data/web/baijiao_branch_collect/view/index/pc/school_right.php ( 2.17 KB )
  136. /data/web/baijiao_branch_collect/view/index/pc/school_bottom.php ( 1.16 KB )
  137. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.000315s ] mysql:host=127.0.0.1;port=3306;dbname=baijiao_branch_collect;charset=utf8
  2. SHOW FULL COLUMNS FROM `fqi_school` [ RunTime:0.000878s ]
  3. SELECT * FROM `fqi_school` WHERE `school_id` = '5354' AND `site_id` = 4 AND `school_status` = 1 LIMIT 1 [ RunTime:0.000265s ]
  4. SHOW FULL COLUMNS FROM `fqi_school_class` [ RunTime:0.000559s ]
  5. SELECT * FROM `fqi_school_class` WHERE `school_id` = 5354 [ RunTime:0.000214s ]
  6. SHOW FULL COLUMNS FROM `fqi_school_campus` [ RunTime:0.000583s ]
  7. SELECT * FROM `fqi_school_campus` WHERE `school_id` = 5354 [ RunTime:0.000233s ]
  8. SHOW FULL COLUMNS FROM `fqi_school_news` [ RunTime:0.000670s ]
  9. SELECT `a`.*,`content` FROM `fqi_school_news` `a` LEFT JOIN `fqi_school_news_content` `b` ON `b`.`content_id`=`a`.`content_id` WHERE `school_id` = 5354 AND `a`.`content_id` = '31708' AND `news_status` = 1 AND `school_status` = 1 LIMIT 1 [ RunTime:0.001044s ]
  10. (select content_id,news_name,school_id from fqi_school_news where school_id = '5354' and content_id < '31708' and site_id <= '4' order by content_id desc limit 1) union all(select content_id,news_name,school_id from fqi_school_news where school_id = '5354' and content_id > '31708' and site_id <= '4' order by content_id asc limit 1) [ RunTime:0.000656s ]
  11. SHOW FULL COLUMNS FROM `fqi_school_course` [ RunTime:0.000711s ]
  12. SELECT * FROM `fqi_school_course` WHERE `school_id` = 5354 AND `site_id` = 4 AND `course_status` = 1 AND `school_status` = 1 ORDER BY `course_id` DESC LIMIT 4 [ RunTime:0.000417s ]
  13. SELECT * FROM `fqi_school_course` WHERE `school_id` = 5354 AND `school_status` = 1 AND `course_status` = 1 ORDER BY `course_id` DESC LIMIT 8 [ RunTime:0.000241s ]
  14. SELECT * FROM `fqi_school_news` WHERE `school_id` = 5354 ORDER BY `click` DESC,`news_id` DESC LIMIT 5 [ RunTime:0.000171s ]
  15. SELECT `content_id`,`news_name`,`a`.`school_id`,`b`.`school_name` FROM `fqi_school_news` `a` LEFT JOIN `fqi_school` `b` ON `b`.`school_id`=`a`.`school_id` WHERE `a`.`site_id` = '4' AND `b`.`school_status` = '1' AND `news_status` = 1 AND `content_id` < 31708 ORDER BY `content_id` DESC LIMIT 20 [ RunTime:0.007382s ]
0.018013s