6、The mobile phone rule is just common polite behavior．Most people today have a mobile phone．In fact，many people can’t imagine how they ever get along without them．However，many people also complain about mobile phone users．People complain when mobile phones ring in movie theaters and concerts halls．They complain about people driving too slow，and paying no attention to where they are going because they are talking on a mobile phone．And they complain about people walking around talking to people who aren’t there．

    Whenever a new communication technology becomes popular，it changes the way in which society is organized．Society has to invent rules for the polite way to use the new devices．Our rules of politeness for mobile phones are still evolving．

    The mobile phone rule applies to most public places．Always try to have your phone ring as low as possible or put your mobile phone on the vibration(振動)mode，so it does not distract the people around you．The basic mobile phone rule includes：

1．Switch it off：Turn it off when having meetings，worship and so on．

2．Be brief：When you get a call and you are with friends，keep the call short．

3．Permission：Often, it is correct and polite behavior to inform others at the beginning of the meeting that you are expecting all important call and get their permission．

4．Be polite：Don’t scream or speak in a lower-than-normal voice．

5．Driving：It is not only very dangerous，but also unlawful in most countries to drive and talk on   your mobile phone．

1．According to this passage，we can know that the rules for mobile phones are________．

      A．far from our satisfaction                           B．getting worse

      C．making people disappointed                         D．developing gradually

2．What is the main purpose of writing the first paragraph?

      A．To attract readers to the topic of the passage．

    B．To give examples about people’s improper behaviors with mobile phone．

    C．To criticize people’s improper behaviors．

    D．To show mobile phones have brought people a lot of trouble．

3．What does the word“it”refer to in Paragraph 3?

      A．A mobile phone．                                    B．The ring of the phone．

      C．The mobile phone rule．                   D．The conversation on the phone．

4．Which of the following is the best title for the passage?

    A．How to use a mobile phone．

    B．Mobile phone rule．

    C．The disadvantages of mobile phones．

    D．Mobile phones-making them work for us．