[单项选择]GMRP、VLAN在智能变电站网络应用中的描述准确的是()。 A. GMRP仅需交换机支持,不需智能电子设备支持;VLAN仅需交换机支持,不需智能电子设备支持 B. GMRP仅需交换机支持,不需智能电子设备支持;VLAN需交换机、智能电子设备同时支持 C. GMRP需智能电子设备、交换机同时支持;VLAN仅需交换机支持,不需智能电子设备支持 D. GMRP需智能电子设备、交换机同时支持;VLAN需交换机、智能电子设备同时支持
第22题: [单项选择]Questions 19 to 22 are based on the conversation you have just heard. A. He can’t catch up with his classmates. B. He finds the English course load too heavy. C. He is not interested in his present major. D. He is good at Applied Linguistics. 参考答案:C 答案解析:[听力原文] Why does the man want to take up Teaching English as a Foreign Language
A. how to have a sound sleep B. what causes loss of sensations C. what will happen if sensations were lost D. how to lose sensations 参考答案:C 答案解析:主旨大意题。本文探讨了人的所有感觉一旦失去后人的反应。心理学家们做了一系列的剥夺感觉的实验,其结果因人而异。[避错指导] A)、B)、D)三个选项文中都未涉及,根据文意即可排除。