任务1 完形填空
Everyone loves the Internet. However, the Internet isn’t 1 safe. Nobody controls the information on it and everyone can 2 the links(链接). In order to keep you safe online, you should 3 the rules.
You must 4 your passwords secret. Don’t 5 them with your friends. And don’t keep them in a file(文件夹) on your 6 . People can use your passwords to enter websites that you use and find the 7 about you. You mustn’t open a file, message, or photo 8 someone you don’t know. Sometimes these things may take viruses（病毒）with them. 9 they can come into your computer.
Only give 10 information on safe sites(站). You mustn’t give 11 your name, address, or phone number if you don’t know them. You mustn’t put your photos on public sites. Anyone can 12 them. Someone may copy photos from the Internet and use them for the 13 things.
You must say no and tell your parents 14 someone on the Internet asks you to meet him. Some people don’t tell the truth on the Internet. It can be very 15 to meet online “friends”. You must tell your parents or an adult if you aren’t sure about something.
1. A. always B. sometimes C. often D. never
2. A. try B. touch C. open D. use
3. A. break B. make C. follow D. forget
4. A. keep B. give C. write D. leave
5. A. cover B. agree C. share D. start
6. A. telephone B. computer C. printer D. radio
7. A. notice B. news C. information D. advice
8. A. about B. from C. with D. for
9. A. And B. But C. Or D. Yet
10. A. careful B. possible C. wonderful D. important
11. A. someone B. anyone C. something D. anything
12. A. look for B. look after C. look up D. look at
13. A. hard B. easy C. wrong D. right
14. A. because B. since C. and D. when
15. A. strange B. surprised C. dangerous D. different

[文章大意]本文是一篇说明文。文章主要介绍了安全正确地使用互联网的规则。
1. A [解析]考查副词辨析。句意：然而，互联网并不总是安全的。always总是；sometimes有时；often经常；never从不。根据“However，the Internet isn't... safe”可知，网络并不总是安全的。故选A。
2. C [解析]考查动词辨析。句意：没有人控制上面的信息，每个人都可以打开链接。try尝试；touch触摸；open打开；use使用。根据“Nobody controls the information on it and everyone can... the links(链接).”并结合常识可知，每个人都可以打开互联网上的链接，这些信息没有人控制，所以不安全。故选C。
3. C [解析]考查动词辨析。句意：为了保证你在网络上的安全，你应该遵守规则。break打破；make制作；follow遵守；forget忘记。根据“In order to keep you safe online，you should... the rules.”可知，为了保证网络安全，应该遵守规则。故选C。
4. A [解析]考查动词辨析。句意：你必须对你的密码保密。keep保守；give给；write写；leave离开。根据“You must... your passwords secret.”可知，此处考查固定搭配keep sth secret，意为“保密”。故选A。
5. C [解析]考查动词辨析。句意：不要和你的朋友分享。cover覆盖；agree同意；share分享；start开始。根据“Don't... them with your friends.”可知，此处指不要把密码分享给朋友。故选C。
6. B [解析]考查名词辨析。句意：不要把它们保存在电脑上的文件中。telephone电话；computer电脑；printer打印机；radio收音机。根据“And don't keep them in a file(文件夹) on your...”可知，此处指不要把密码存放在电脑上的文件夹中。故选B。
7. C [解析]考查名词辨析。句意：人们可以使用你的密码进入你使用的网站，并找到关于你的信息。notice通知；news新闻；information信息；advice建议。根据“People can use your passwords to enter websites that you use and find the... about you.”可知，此处指人们通过密码可以在网上找到关于你的信息。故选C。
8. B [解析]考查介词辨析。句意：你不能打开来自不认识的人的文件、信息或照片。about关于；from来自；with和；for为了。根据“You mustn't open a file，message，or photo... someone you don't know.”可知，此处指不要打开来自陌生人传送的东西。故选B。
9. A [解析]考查连词辨析。句意：然后它们可以进入你的电脑。and然后；but但是；or否则；yet但是。根据“Sometimes these things may take viruses(病毒) with them... they can come into your computer.”可知，此处指一些东西会携带病毒，这些病毒可能会进入你的电脑。此处应用And表顺承。故选A。
10. D [解析]考查形容词辨析。句意：只在安全网站上提供重要信息。careful认真的；possible可能的；wonderful精彩的；important重要的。根据“Only give... information on safe sites(站).”可知，此处指在安全的网站上提供自己的重要信息。故选D。
11. B [解析]考查代词辨析。句意：不要将你的姓名、地址或电话号码告诉任何你不认识的人。someone某人；anyone任何人；something某事；anything任何事。根据“You mustn't give... your name，address，or phone number if you don't know them.”可知，此处指不要给任何不认识的人自己的信息，此处是否定句，应用anyone。故选B。
12. D [解析]考查动词短语辨析。句意：任何人都可以看到它们。look for寻找；look after照顾；look up查阅；look at看。根据“You mustn't put your photos on public sites. Anyone can... them.”可知，此处指人们可以看到你在网上发布的照片。故选D。
13. C [解析]考查形容词辨析。句意：有些人可能会从互联网上复制照片，并将其用于错误的事情。hard困难的；easy容易的；wrong错误的；right正确的。根据“Someone may copy photos from the Internet and use them for the... things.”可知，此处指某些不法之徒会利用网上的照片做一些错误的事情。故选C。
14. D [解析]考查连词辨析。句意：当网上有人约你去见他时，你必须拒绝并告诉你的父母。because因为；since既然；and然后；when当……时。根据“You must say no and tell your parents... someone on the Internet asks you to meet him.”可知，此处指当网上有人要求你去见他时，应该拒绝并告知父母。此处应用when引导时间状语从句。故选D。
15. C [解析]考查形容词辨析。句意：见“网友”可能非常危险。strange奇怪的；surprised惊讶的；dangerous危险的；different不同的。根据“Some people don't tell the truth on the Internet.”可知，网上的人很多都是不真诚的，私下和网友会面是危险的。故选C。

任务2 实验班原创 阅读理解
中考新考法 推断篇章结构 Which is the right structure of the passage?（①=Paragraph 1 ②=Paragraph 2, ...）
A. ①②;③④ B. ①;②③④ C. ①;②③;④ D. ①②③;④

B [解析]篇章结构题。通读全文可知，第一段总领全文，交代了安全上网需要遵守一些规则；第二至四段分别介绍了应该遵守哪些规则。故本文应是“总—分”结构。故选B。