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一、题文

完形填空Bicycles in ChinaBicycles are very popular in China. In our country you can see bicycles almost everywhere. When you walk on the road, you will find a lot of people riding bicycles to school, shops and anywhere else. Therefore(因此), China is known as “the kingdom of bicycles”. In China, many families have one or two bicycles.Some networks are better protected than others because encryption (加密) methods are used. Therefore, they are safer than others. But a survey in 2015 showed that more than 950 million records were not protected, including addresses, emails, birth dates, phone numbers, passwords and so on. These open Wi-Fi networks are really not safe, because it is very easy for hackers (黑客) to break into the operating system and get people"s private information.Most smartphones and laptops, by themselves, search and connect to Wi-Fi networks. They usually prefer a network with a connection that has been used before. Hackers" devices are able to record these searches and look like the trusted Wi-Fi networks. When these smartphones and laptops log on to the networks which are not real, hackers can easily steal their private information.So next time, when we want to use our laptops or our smartphones in public places which offer free Wi-Fi networks, please think it twice on take safe measures before using them.(1)Why do people like to log on to a public Wi-Fi network?

二、解答

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[答案] (1)C

三、分析

(2)We can learn from the passage that __________.A. not all the public Wi-Fi networks are safeB. none of the public Wi-Fi networks is safeC. in 2015 more than 950 million records were protectedD. there is no way to protect our private(3)Hackers would probably get the following EXCEPT __________ when we connect our laptops or smartphones to a public Wi-Fi network.A. our birth dates B. our passwords C. our phone numbers D. our smartphones(4)Which of the following can be the best title for this passage?A. Don"t use public Wi-Fi networksB. Why are the public Wi-Fi networks a possible danger?C. We needn"t protect our private informationD. Why do hackers break into the operating system?[答案] (1)C(2)A(3)D(4)B[解析][分析]文章大意:网络是我们生活的一部分。人们会登录公共Wi-Fi网络,但是,这种公共Wi-Fi网络安全吗?有些公共网络是安全的,有些是不安全的,所以下次,当我们想在提供免费Wi-Fi网络的公共场所使用我们的笔记本电脑或智能手机时,请仔细考虑在使用之前采取安全措施。(1)细节理解题,根据 Probably everyone with a portable device(移动设备) has once logged on to a public Wi-Fi network without paying for it, 可知,人们之所以选择公共wifi是因为公共wifi是免费的的,故答案是C。(2)细节理解题,根据第二段的叙述可知,有些公共wifi是安全的的,有些是不安全的,所以并不都是安全的,故答案是A。(3)细节理解题,根据 because it is very easy for hackers (黑客) to break into the operating system and get people"s private information. 可知黑客获取的是私人信息,而不是物品,所以不包括我们的手机,故答案是D。(4)标题判断题题,文章主要讲述了公用wifi的安全性,故答案是B。[点评]考查阅读理解。本文涉及细节理解题。细节理解题要可以直接从文中寻找答案。

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