Information has always been at the centre of human communication. You may ask why. Well, communication between people involves giving and receiving information. The way we give and receive information today has experienced a revolution in the development of the mass media in the 20th century.
The first truly mass communication medium was the newspaper. For the first time in history, people could read about events in their country and from around the world every day. However, there were two problems with newspapers of that time. Firstly, newspapers were available only in large cities, because getting newspapers to the countryside was a difficult and time-consuming task. Secondly, newspapers weren’t always reliable, as there was a limited range of opinions.
Nowadays, we can choose from a wide variety of sources to get information. Television and the Internet have given us the chance to be informed about everything the minute it happens. Numerous radio and TV s
A. Its difficult delivery in the countryside.
B. Its limitation of information sources.
C. Its limited reliability of information.
D. Its easy circulation in big cities.
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Common-cold Sense You can’t beat it, but you don’t have to join it. Maybe it got the name "common cold" because it’s more common in winter. The fact is, though, being cold doesn’t have anything to do with getting one. Colds are caused by the spread of rhinoviruses，and, at least so far, medical science is better at telling you how to avoid getting one than how to get rid of one. Children are the most common way cold viruses are spread to adults, because they have more colds than adults--an average of about eight per year. Why do kids seem so much more easily to get colds than their parents Simple. They haven’t had the opportunity to become immune to many cold viruses. There are more than 150 different cold viruses, and you never have the same one twice. Being infected by one A. it is always the same kind of cold that you had last time B. it may be the same kind of cold that you had last time C. it is certainly not the same kind of cold that you had last time D. it is probably not the same kind of cold that you had last time [单选题]用百分表检测凸轮轴弯曲变形时,百分表的触头应抵在( )颈表面。
A.第一 B.最后 C.中间 D.任意 [判断题]进、出封闭栅栏防护网时对所携带和消耗后的机具、材料数量认真清点核对，不得遗漏在线路或封闭栅栏防护网内。
A.正确 B.错误 [判断题]煤气浓度≥24ppm开始报警，≥160ppm所有人员必须立即无条件迅速撤离现场。（ ）
A.正确 B.错误 [单项选择]阵发性室上性心动过速治疗首选（）。
A. 利多卡因 B. 普罗帕酮 C. 苯妥英钠 D. 胺碘酮 E. 维拉帕米 [多项选择]企业所得税法中所称“符合条件的非营利组织”，是指同时符合下列条件的组织（）。
A. 依法履行非营利组织登记手续 B. 从事公益性或非营利性活动 C. 取得的收入除用于与该组织有关的、合理的支出外，全部用于登记核定或者章程规定的公益性或者非营利性事业 D. 财产及其孳息不用于分配 E. 按照登记核定或者章程规定，该组织注销后的剩余财产用于公益性或者非营利性目的，或者由登记管理机关转赠给与该组织性质、宗旨相同的组织，并向社会公告 F. 投入人对投入该组织的财产不保留或者享有任何财产权利 G. 工作人员工资福利开支控制在规定的比例内，不变相分配该组织的财产 [简答题]工程进度:
[判断题]燃烧的充分条件:一定的可燃物浓度、一定的氧气含量、一定的着火能量、三者相互作用。()
A.正确 B.错误 我来回答: 提交
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