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【多选题】
Often people who hold higher positions in a given group overestimate their performance, while people in the lowest levels of the group underestimate theirs- While this may not always be true, it does indicate that often the actual position in the group has much to do with the feeling of personal confidence a person may have. Thus, members who hold higher positions in a group or feel that they have an important part to play in the group will probably have more confidence in their own performance.A.
If people have confidence in their own performance, they will achieve high positions in a group.
B.
If we let people know they are an important part of a group, they will probably become more self-confident.
C.
People who hold low positions in a group often overestimate their performance.
D.
People in positions of power in a group may feel they do better work than they really do.
E.
People with higher positions in a group do better work than other group members.
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【简答题】______ for the credit card numbers of the buyers is a problem.
【单选题】An（ ），serving a function similar to a physical wallet, holds credit card numbers,electroruc cash, owner identification, and owner contact information and provides that information at an electronic com...
A.
electronic wallet
B.
electronic commerce
C.
third party payment
D.
Internet banking
【多选题】超星继续教育整体化解决方案有哪些优势?
A.
平台、资源、服务、智慧教室相结合的四位一体化整体解决方案
B.
学历教育的综合管理平台功能全面覆盖招生、学籍、教学、考试、论文、学位、财务等等所有继教学院业务范畴，平台为提高使用者工作效率做了大量的人性化操作设计，有多层次、精细的角色权限控制等。
C.
MOOC理念的新一代学习平台，可为学校提搞教学质量提供全方位的功能设置，流程化的教学管控，形成性的考核评价机制，并支持全终端学习和进度同步。
D.
学历教育和非学历教育的管理、学习都能支持，同时对学历和非学历教育给出完善的数据统计、大数据分析结果。
E.
有很多辅助系统和资源为继续教育综合管理平台提供支撑，如尔雅通识课、专业共享课、歌德借阅机、学术视频、电子书、期刊、百链云图书馆、读秀知识库、云舟知识空间、课程制作服务；
【简答题】Sometimes when they put their credit card numbers on the Internet to pay for the item, their numbers might be______.
【单选题】How did the high-school boys get people's credit card numbers?
A.
They asked customers for their credit card numbers over the phone.
B.
They stole the credit card numbers from a cycling shop.
C.
They got credit card numbers when people tried to buy equipment at the website.
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