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Four Ways to Restrict Access to Electronic Documents
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It is essential to limit access to sensitive files and documents in the event that your company keeps private information about deals or accounts, or handles sensitive employee and client data. Even when your employee...
Board Meeting Preparation
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Board meeting preparation involves a lot of reading, taking notes, thinking/contemplating, and seeking out and asking for additional information. This improves the efficiency of the board and allows them to spend more...
How to Choose a Data Room With Data Room Access Control
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Access control to your data room allows you to monitor entry and exit to your data center and quickly cancel permissions at any time when there are doubts or suspicions. Advanced security features such as dual interve...
Why Startups Use Digify to Organize Due Diligence
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A data room is a repository for sharing confidential documents during due diligence with potential buyers or investors. Private equity companies, investment banks companies, and other financial institutions make use o...
优点：联系了初中学习内容，在学习新知识的同时也对学过的知识进行了复习。准备充分，语速适中
缺点：时长有点长，控制一下内容。板书有点少，不是很明确。同样的，声音可能有些时候有些字听不清。
优点：声音响亮，语速适宜；从四大基本反应引入有助于帮助学生建立知识冲突；内容讲解清晰，有设计题目帮助学生巩固
缺点：初中并没有氧化还原反应这个概念，只有氧化反应和还原反应；在询问问题时较少激发学生的深度思考；语言还可以增加激情
优点：语速适中，声音洪亮，内容讲解逻辑性较强，突出了学生的主体性，同时也对学过的知识进行了复习
缺点：板书较少可以适当增加，有助于学生理解，内容可以进行压缩，详略得当
优点：复习四大基本反应类型，再给出一个能让学生形成认知冲突的反应方程式，有利于课堂的推进，引发学生思考；姿态大方自然
缺点：无明显缺点，
优点：联系初中已经学过的内容，对学习新知识的有巨大的促进作用，ppt内容详实，讲解细致丰富，课堂整体节奏好
缺点：需要控制时长，不能把一段内容在相应时间内讲完会影响后面的节奏，也会让学生对这段冗长的内容厌烦
优点：从初中四大反应分析导入，新旧知识衔接恰当；语速适当，语言表达清晰；知识重难点讲解循序渐进，知识点间过渡合理。
不足：可以多设计一些思考讨论环节增加与学生的互动。