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【单选题】
2019年10月1日,辽宁鞍山警方接到举报,称一名网民发侮辱国庆阅兵的恶意言论,经调查核实之后,该名男子被拘留15天。此外,2019年9月29日,四川南充一网民在网上发布“精日”言论,还肆意侮辱参加阅兵式人员,次日凌晨,警方对其作出拘留7日决定。材料说明: 1社会主义民主是维护人民利益的最真实的民主 2只有强化国家的专政职能才能维护社会和谐稳定 3我国公民必须遵循权利与义务相统一的原则 4政治自由决不意味着人们在政治上可以无拘无束A.
①②
B.
①④
C.
②③
D.
③④
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【判断题】American counterparts will insist on using first names almost immediately, which is a sign of familiarity.()
A.
正确
B.
错误
【简答题】简述使用 TIA/EIA568B标准制作网线的过程,要求说明网线的颜色排列顺序。
【单选题】Considering the following sentences, which one would the author most agree?
A.
Digital technology is useless.
B.
Digital divide will help poor countries becoming rich.
C.
Poor people need more immediate concerns, such as food, health care and security.
D.
Mobile phones should be promoted firstly.
【单选题】In order for a vessel to be engaged in fishing she must be ().
A.
underway
B.
using gear which extends more than 50 meters outboard
C.
using a seine of some type
D.
using gear which restricts her maneuverability
【单选题】Which statement about using media is true?
A.
Using media is always necessary.
B.
Using media will have bad effect sometimes.
C.
A good presentation do not need to use media.
D.
Using media that you are not familiar with can help you.
【单选题】According to Paragraph 4, which of the following statements is CORRECT?
A.
Information technology makes mass production more powerful and economical.
B.
Various kinds of unique productions will be the trend in the near future.
C.
Consumers prefer to choose mass-produced stuff consistently.
D.
New information technologies are making mass production more desirable.
【单选题】● Which of the following can be tracked using the WBS?
A.
time
B.
cost
C.
performance
D.
scope
E.
None of the above.
【单选题】病理性再矿化是指
A.
在机体生长发育成熟过程中，机体的无机离子在生物调控下在机体的特定部位与有机基质中的生物大分子结合形成具有一定结构的矿化组织
B.
由于机体对生物矿化调控作用失衡，无机离子在不该矿化部位形成异位矿化或异常矿化组织，或造成矿化组织矿化过度或不足
C.
在生理状态下，牙刚萌出时，唾液中的钙、磷进人釉质表层孔隙内沉淀、矿化形成磷灰石晶体
D.
牙受到外界因素影响发生脱矿后，病损组织重新矿化的现象
E.
将人或动物的牙釉质，经酸蚀法或酸性凝胶致人工龋的方法制成标本，然后用再矿化液或者唾液处理这些样本，观察再矿化效果和分析其中发生的变化
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