求一篇有关科技的英语作文,150词左右吧.

Science and technology are the primary productive forces and have been playing a key role in the national economy development.On the one hand,progress in science and technology has promoted economic and social progress greatly.Take the high-speed railway as an example.Firstly,the railway becomes a new engine of booming of regional economic.Secondly,the railway helps to attract a lot of tourists,so that tourism in these cities flourishes.Last but not the least,the load of the existing transportation network can be released to a great extent.On the other hand,with the development of science and technology,such as the operation of high-speed transportation,video phone,webcam meeting,the world has become smaller and smaller.
It has long been a tradition for Chinese government to attach great importance to the advances in science and technology.Science and technology has successfully shaped an entirely new image of China on global stage via the two grand world events,2008 Olympic Games and 2010 Shanghai World Expo.It is strongly advised that young people should devote themselves into the study of science and technology for “better city,better life”.