参考范文：

As is graphically depicted in the cartoon, modern life has been dominated by computers. No matterthe young man is in the office, at home, and in his spare time, the only friend he has is a computer.Even when he sleeps, what is in his dream is still the computer. Apparently,the cartoon aims toreveal the fact that the computer has begun to play a negative role in the modern life.

第一段三句话，第一句大体描写，第二句细节描写，第三句话揭示图画目的。

The reasons why modern people are tied up with computers are as follows. To begin with, theyhave become increasingly busier in making money;therefore, they need a quick way to outlet theirpressure and exhaustion and computer is their ideal companion. Moreover,computers can assistpeople to deal with complicated working stuff,make friends, and entertain themselves because theyhave become growingly powerful and everything else is linked with them. For instance, twodecades ago, computers were far from popular and people used them to to practice typing lettersand do basic works.However, with the Internet becoming pervasive, computers have integratedmusic, films, shopping, and everything we like into their worlds. Now, when we power on the all-mighty computers, what we want is out there for us.

第二段：中心句+两原因+一例子，原因句型先果后因和先因后果，思路是攻受各一个。

To sum up, this lifestyle is absolutely imperfect. In order to lead a healthy life,we are supposed todo more exercises and expose ourselves to the tangible world. Meanwhile, it is about time that wepowered the computer off and talked with our friends and family face-to-face.Only in these wayswill modern life become more beautiful for you and me.

最后一段总结+两建议+展望未来