2019年3月公共英语四级写作模拟题：人工智能优劣分析

　　人工智能优劣分析

　　公共英语四级写作范文

　　Artificial Intelligence

　　The last decade has witnessed great change all over the world, especially about high-tech, artificial intelligence and so on. Artificial intelligence and technology has found its way into our daily life. Today, we give a topic about what and how they affect every aspect in life.

　　Undoubtedly, advanced technology has make contribution to our daily life.In some special work environment, AI can help human to get the job done, like dangerous work, high labor work etc. AI not only reduce the burden of work, but also they tend to be more efficient, save more time and labor costs. In additional, It is AI that bring our life unprecedented convenience, quick and comfort. Even separated by thousands of miles, we can still easily communicate through high-tech.

　　However, it is more like double-edged sword. it's likely to lead to certain