一、完整文章（答案已填入）
PASSAGE
P1Have you ever wondered why so many apps are free to use? After all, they cost money to run. The truth is, instead of paying36 (pay) with money, you're paying by sharing your personal information. Then, businesses buy and use the data to show37 (show) you targeted ads (定向广告).
P2What happens to your personal information online? Many free apps get paid by businesses who want to know about the users of the apps. What a business wants is the exact38 (exact) information about customers. Special companies called "data brokers" collect your data — everything from your39 (you) name, location and education level to the topics you search for, the websites you visit and the people you follow. Then they sell the collected information to other businesses.
P3Why do companies want the data? Because40 it's valuable. Businesses can use the information from data brokers to target their ads more effectively. It means41 (mean) they can show their ads to the people who are most likely to be interested in their products or services.
P4What can we do about it? Many countries42 (country) have made laws to protect personal information. For example, China's personal information protection law took effect on43 November 1st, 2021. At the same time, as for ourselves, we should try to guard our data. If an44 app asks for something about your personal information, think twice before agreeing.
P5In short, your personal information is very valuable. Always try to protect it carefully45 (careful).
二、逐空解析
ANALYSIS
36. paying — instead of doing sth. 介词后接动名词。
37. to show — use sth. to do sth. 用某物做某事。
38. exact — 形容词修饰名词 information。
39. your — 形容词性物主代词修饰 name。
40. Because — 回答 why 用 because。
41. means — it 第三人称单数，一般现在时。
42. countries — many 后接可数名词复数。
43. on — 具体日期前用 on。
44. an — app 元音音素开头，用 an。
45. carefully — 副词修饰动词 protect。
三、文章精读
INTENSIVE READING
P1 · 免费应用的真相
S1Have you ever wondered why so many apps are free to use?你有没有想过为什么这么多应用是免费使用的？
S2After all, they cost money to run.毕竟，运行它们需要花钱。
S3The truth is, instead of paying with money, you're paying by sharing your personal information.真相是，你不是用钱付费，而是通过分享个人信息来付费。
S4Then, businesses buy and use the data to show you targeted ads.然后，企业购买并使用这些数据来给你展示定向广告。
P2 · 数据如何被收集
S5What happens to your personal information online?你的个人信息在网上会发生什么？
S6Many free apps get paid by businesses who want to know about the users of the apps.很多免费应用通过企业获得报酬，这些企业想了解应用的用户。
S7What a business wants is the exact information about customers.企业想要的是关于客户的准确信息。
S8Special companies called "data brokers" collect your data — everything from your name, location and education level to the topics you search for, the websites you visit and the people you follow.叫做"数据经纪人"的特殊公司收集你的数据——从你的姓名、位置、教育程度，到你搜索的话题、访问的网站和关注的人，无所不包。
S9Then they sell the collected information to other businesses.然后他们把收集到的信息卖给其他企业。
P3 · 数据的价值
S10Why do companies want the data?为什么企业想要这些数据？
S11Because it's valuable.因为它很有价值。
S12Businesses can use the information from data brokers to target their ads more effectively.企业可以利用数据经纪人的信息更有效地投放广告。
S13It means that they can show their ads to the people who are most likely to be interested in their products or services.这意味着他们可以把广告展示给最可能对其产品或服务感兴趣的人。
P4 · 如何保护自己
S14What can we do about it?我们能做些什么？
S15Many countries have made laws to protect personal information.很多国家已经制定法律来保护个人信息。
S16For example, China's personal information protection law took effect on November 1st, 2021.例如，中国的个人信息保护法于2021年11月1日生效。
S17At the same time, as for ourselves, we should try to guard our data.同时，至于我们自己，我们应该努力保护我们的数据。
S18If an app asks for something about your personal information, think twice before agreeing.如果一个应用索要你的个人信息，同意前要三思。
P5 · 总结
S19In short, your personal information is very valuable.简而言之，你的个人信息非常有价值。
S20Always try to protect it carefully.一定要仔细保护它。
四、作文金句仿写
WRITING BOOST
金句 1Instead of paying with money, you're paying by sharing your personal information.
Instead of doing sth. by money / studying alone / playing games, you're paying by doing sth. else / spending time / giving up rest.
仿写：Instead of paying with money, you're paying by spending time. 你不是用钱付费，而是用时间付费。
适用：instead of 对比。
金句 2If an app asks for your personal information, think twice before agreeing.
If a website / a stranger / an offer asks for your personal information, think twice before agreeing / sharing / clicking.
仿写：If a stranger asks for your phone number, think twice before telling him. 如果陌生人要你的电话号码，告诉他前要三思。
适用：安全建议。