题干

上海世博会历时6个月,预计将有7000万游客潮涌而至,为确保世博会安保工作“万无一失”,上海世博会安保工作已被上海官方强调为“重中之重”,同时全市已招募平安志愿者百万人,主要承担全市小区巡逻,全市景点、商圈守护等工作。材料表明
①我国公民参与民主管理、民主监督 
②我国公民应自觉履行维护国家利益的义务
③我国政府有维护社会治安和社会秩序的职能 
④我国公民根本的行为准则

A:①②

B:②③

C:①④

D:②④

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答案(点此获取答案解析)

B

同类题2

    We use the Internet for many things: business, shopping, writing letters, talking to people, finding information, and so on. In recent years, a new kind of English has grown on the Internet. There's no real word for it yet, so we'll call it e-talk. People don't like typing too much. To save time, they turn phrases (短语) into a few letters called acronyms(首字母缩略词). Acronyms are often used in chat rooms.
Some of them are:
BTW(by the way)     BRB (be right back)
LOL (laughing out loud) IMO (in my opinion)
People also use many abbreviations. They are shortened forms of words. Some common abbreviations are:
info (information)    puter (computer)    pic (picture)      sec (second)
We usually don’t see people when we communicate on the Net, so people have new ways to show feelings. Most people use their keyboards to draw “feeling”, such as:
: ) (happy)     :-( (sad) ;    : P (joking)   : O (surprised)
These days, many forums have picture feelings. For example:
happy          sad         angry        cool
There are even whole new words, like ‘newbie’ (someone who is new on a chat board or forum). When you write something bad about someone else, it’s called ‘flaming’ the person.
It takes time to get used to e-talk. Also, different groups in the Net have their own special ways of communicating. Newbies sometimes have to ask other people what they mean. As the Internet grows, e-talk will continue to grow and change.