2022大学慕课答案 英语阅读2（陈美娟）(南昌理工学院) 最新大学MOOC满分章节测试答案
本答案对应课程为:点我自动跳转查看
本课程起止时间为:2020-03-13到2020-06-30
本篇答案更新状态:已完结
Lesson 2 Skimming
1、 问题:Go through the passage “Body Language” within 1 minute, and answer the question that follows. (Tips: Read the first sentence of each paragraph.)Body Language What does scientific literature tell us about the idea that body language reflects our real feelings? One experiment carried out about 10 years ago by Ross Buck from Carnegie-Mellon University in Pennsylvania suggests that spontaneous facial expression is not a very good index of real emotional state. Buck and his colleagues tested the accuracy with which people could identify the emotions felt by another person. They presented one set of subjects with color slides involving a variety of emotionally-loaded visual stimuli – such as “scenic” slides (landscapes, etc), “maternal” slides (mothers and young children), disgusting slides (severe facial injuries and burns) and unusual slides (art objects). 点我阅读全文
n个结点的星状网络中，直接连接数为n-1；在ｎ个结点的环状网络中，直接连接数为ｎ；在ｎ个结点的全连接网络中，直接连接数为n(n-1)/2；互评具体得分要求：（1）画出三种网络图，每个图2分，共计6分；（2）给出正确的连接数，每个1分，共计3分；（3）论证详细，逻辑清晰，1分
．现在，另外有一个负电荷-2Q，试问应将它放在什么位置才能使P点的电场强度等于零？ 