范文: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
Modern technology makes life more convenient; tools are the milestores of the technology as well as human being’ s used to cut trees with hand saw. But now, by using electronic saw they can
So we went to the other side to reduce the cost of the computer have a lot to learn the information, we can learn, you can watch movies,,On the negative side, cell phones and computers above all
we can travel from one place to another within a day, which is hard to imagine in the past. We can make a conclusion that the development of science and technology is of great benefit to us.