单项选择题
Which logic dose the following reasoning belong to ?Fact 1: The victims of cyber bullying are emotionally upset. Fact 2: The victims of cyber bullying are likely to withdraw from family members and friends. Fact 3: The victims of cyber bullying may avoid school or group gathering. Conclusion: Cyber bullying is harmful.
判断题 在节点电压法中，等号右边的电流为流入节点为负，流入节点为正。
单项选择题 关联方交易的形式众多，隐蔽性较差。（）
单项选择题 如果想要调查大学生对于在线学习的满意度，最为适合的量表是 A、语义差异量表 B、李克特量表 C、贝利生育意愿量表 D、鲍格达斯社会距离量表
