六级作文：Looking Forward to the Twenty-first Century_展望二十一世纪作文25
在生活、工作和学习中，大家都写过作文吧，作文可分为小学作文、中学作文、大学作文（论文）。你所见过的作文是什么样的呢？以下是小编帮大家整理的六级作文：Looking Forward to the Twenty-first Century_展望二十一世纪作文250字，仅供参考，欢迎大家阅读。
The new century is approaching. It can be expected that there will be a breakthrough in life sceience and space science in the 21st century.
First, scientists will conquer incurable diseases through the transformation of genes. With the same technology they can breed new species of animals and even human life in the laboratory. Most important of all, they can decelerate aging and prolong life.
Besides, permanent stations will be set up in the moon or other planets or stars so that scientists can make a thorough study of the moon and other planets or star. Most probably life will be found in other stars in universe or the planets or stars suitable for the human existence will be discovered.
However, the scientific development will also bring about some social problems. How should we regard from an ethical perspective the one who is bred through the gene technology in the laboratory. How can the police identify the criminal from a group of people with the same DNA?
It is quite natural that we will meet problems in the scientific and social development. Therefore, we should be prepared to meet new challenges.
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