题目内容

领会知识是教学的中心环节,它包括( )。

A. 感知教材
B. 巩固教材
C. 理解教材
D. 解析教材

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上好一堂课的基本标准:

A. 目标明确
B. 内容正确
C. 方法得当
D. 组织严密
E. 积极性高

[音频]Seven government agencies, including China's Cyberspace Administration and the Ministry of Public Security, jointly__1 a regulation on Friday. It makes clear individuals 2_in livestreaming marketing or _3_ should be aged 16 or older, and requires livestreaming platforms to _4those with records of serious ___5_. The regulation, set to take_6 on May 25, stipulates that people engaged in livestreaming marketing must provide true, 7_ and necessary information on their products.No content should 8 or defraud consumers.It also 9activities such as selling counterfeit goods, infringing upon_10property rights, falsifying online _11_ and tampering with transaction figures.Account holders and livestreamers should ___12 to reasonable requests from consumers in a timely_13___.

请仔细阅读实验报告中要求内容，我们本次实验测试内容包括几步？

A. 2
B. 3
C. 4
D. 5

步骤1中需要手动得出原电路的戴维宁等效电路，需要计算开路电压、等效电阻。而不是通过仿真来测量。步骤2需要在Multisim中画出原电路的仿真电路图，利用万用表来测量原电路的开路电压、等效电阻等参数。

A. 对
B. 错