阅读理解。 Teens don't understand the big fu

题型:阅读理解

问题:

阅读理解。

     Teens don't understand the big fuss (小题大做). As the first generation to grow up in a wired world, they

hardly know a time when computers weren't around, and they eagerly catch the chance to spend hours online,

chatting with friends, So what?

     But researchers nationwide are increasingly worried that teens are becoming isolated (孤寂), less skillful at

person-to-person relationships, and perhaps numb (麻木) to the cheatings that are so much a part of the e-mail

world. "And a teen's sense of self and values may be changed in a world where personal connections can be

limitless,"said Sherry Turkle.

     Another researcher, Robert Kraut, said he's worried about the "opportunity costs" (机会成本) of so much

online time for youths. He found that teens who used computers, even just a few hours a week, showed

increased signs of loneliness and social isolation. "Chatting online may be better than watching television, but

it's worse than hanging out (闲逛) with real friends," he said.

     Today's teens, however, don't see anything strange in the fact that the computer takes up a central place in

their social lives, "School is busy and full of pressure. There's almost no time to just hang out." said Parker Rice,

17. "Talking online is just catch-up time."

     Teens say they feel good about what they say online or taking the time to think about a reply. Some teens

admit that asking someone for a date, or breaking up, can be easier in message form, though they don't want

to do so. But they insist there's no harm.

1. The researchers argue that _____.

A. teens may develop a different sense of values

B. nothing is wrong with teens'chatting online

C. teens can manage their social connections

D. spending hours online does much good to teens

2. The text mainly deals with _____.

A. use computers properly

B. improve their school work

C. develop an interest in social skills

D. reduce their mental pressures

3. The text mainly deals with _____. 

A. teens' pleasant online experience

B. teens' computer skills and school work

C. the effects of the computer world on teens

D. different opinions on teens' chatting online

4. The purpose of the text is to _____.

A. describe computer research results

B. draw attention to teens' computer habits

C. suggest ways to deal with problem teens

D. discuss problems teens have at school

考点:科教类阅读
题型:阅读理解

与关节病型银屑病有关的HLA抗原是()。

A.HLA-B17

B.HLA-B13

C.HLA-B27

D.HLA-CW6

E.HLA-BW16

题型:阅读理解

会计核算软件应当具备一定的初始化功能,必须提供必要的方法对输入的初始数据进行正确性校验。( )

题型:阅读理解

下面的条目中,哪些是IBM数据仓库三层结构中的组成部分
Ⅰ.OLTP业务系统 Ⅱ.前台分析工具
Ⅲ.数据仓库 Ⅳ.数据集市

A.Ⅰ、Ⅱ和Ⅲ

B.Ⅰ、Ⅱ和Ⅳ

C.Ⅰ、Ⅲ和Ⅳ

D.Ⅱ、Ⅲ和Ⅳ

题型:阅读理解

以下哪项不属于新生儿病理性黄疸

A.生后24小时内出现

B.血清胆红素低于205μmol/L

C.黄疸程度较重,每日上升超过85μmol/L

D.黄疸持续时间长,足月儿超过2周,早产儿超过3周

E.黄疸退而复现或进行性加重

题型:阅读理解

内部招聘的主要方法有哪些?

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