【正确答案】正确答案： Computers in Our Life (1)Now, computers have entered millions of ordinary families.(2)Just a few years ago, to have a computer in a home was only a dream for most Chinese.(3)With the improvement of people' s living standard, more Chinese can afford a computer. (4)There is no denying that a computer has brought a lot of convenience to our life.(5)With computers, we can find all information we want to know:(6)with computers, we can solve many complex calculations easily:(7)with computers, we can always find solutions to difficult problems.(8)In short, a computer has been used widely in our daily life. (9)With all these advantages, a computer also brings us some trouble.(10)For example, many employees might be laid off in that their work can be replaced by computers.(11)In addition, computer games have seriously influenced people' s studies and health.(12)Furthermore, computers even bring some crimes, like hacker.(13)In conclusion, computers bring us numerous benefits, but we should not become the slave of it.

【答案解析】解析：(1)概述计算机现在已经进入千家万户。 (2)(3)分别讲了计算机过去和现在的使用情况。 (4)是此段的主题句，讲计算机带来了方便。 (5)(6)(7)紧接上句，给出了计算机的三个好处，进一步阐述主题句。排比的形式，使读者一目了然。 (8)总结计算机的好处，呼应此段的第一句。 (9)与前一段形成了对比，也是此段的主题句。 (10)(11)(12)进一步列举了计算机带来的麻烦。 (13)呼吁大家要合理地利用计算机。