问题补充：
I am a teenager. I want to use the Internet. I know that there are rules about what I should do online. I agree to follow these rules, and my parents agree to help me follow these rules:
1. I will not call or meet anyone alone that I meet online unless my parents say it’s okay.
2. I will not buy or order anything online without my parents’ permission.
3. I will not fill in any form online that asks me for any information about myself or my family without asking my parents first.
4. If someone sends me any pictures or any e-mails using bad language, I will tell my parents.
5. If someone asks me to do something that I am not supposed to do, I will tell my parents.
6. I know that my parents want to make sure I’m safe online, and I will listen to them when they ask me not to do something.
Rules for going online for teenagers
Things teenagers
Shouldn’t do
【小题1】Don’t go to call or meet anyone you have met online .
【小题2】Although you want to buy something you like, you shouldn’t tell others information about or your family such as your parents’ credit card（信用卡） number.
Things teenagers
Should do
【小题3】If someone sends you any pictures or any e-mails using language, tell your parents.
【小题4】If others online tell you to dothat you are not supposed to do, tell your parents.
Things
parents do
【小题5】If you break the rules, your parents will be unhappy because they want you to be at all times.
alone
答案：
(答案→)alone
解析：短文大意；这篇短文主要讲述了我们上网时，应该注意的几个安全问题。
【小题1】细节理解题。根据第一条守则可知此处指的是，不要独自去见网友。故填副词alone，独自地。
【小题2】细节理解题。根据第三条守则描述，可知不要告诉其它人关于你自己的信息。故填反身代词yourself，你自己。
【小题3】细节理解题。根据第四条守则描述，可知此处指的是用脏话。故填形容词bad，坏的，不好的。
【小题4】细节理解题。根据守则第五条描述，可知此处指的是，如果网友让你做什么你不应该做的事情。故填不定代词something，某些事情。
【小题5】细节理解题。根据第六条守则描述，可知父母不高兴是因为他们想要一直很安全。故填形容词safe，安全的。考点：考查日常生活类阅读
