四级作文：科技与现代生活

　　在我们平凡的日常里，许多人都有过写作文的经历，对作文都不陌生吧，作文是从内部言语向外部言语的过渡，即从经过压缩的'简要的、自己能明白的语言，向开展的、具有规范语法结构的、能为他人所理解的外部语言形式的转化。相信很多朋友都对写作文感到非常苦恼吧，以下是小编帮大家整理的四级作文：科技与现代生活，希望对大家有所帮助。

　　As is shown in the above picture, people sit in front of the computer all day and night, even in their dreams they’re still playing computer games. Such thought-provoking phenomenon is, especially among young people, prevail in our modern life.

　　It’s true that the computer has brought great convenience to our modern life. However, as is illustrated in the picture, the overuse of it may lead to several bad consequences. To begin with, there is evidence that long-term exposure to electromagnetic radiation emitted from computers may cause many health problems, like insomnia, headaches, and even cancer. In addition, when people immerse himself in the world of computer, they tend to pay less attention to the surroundings, and excessive use of the computer means much less chance of face-to-face interactions with people who populate their real lives.In conclusion, while computers have contribute a lot to making our life more convenient, we should use them appropriately.