中學(xué)生英語演講稿－the great race

　　the great race
　　automakers speed toward the future
　　last night, when i was surfing on the net, i was attracted by a word:
　　hydrogen economy. i didn't know what it meant, and maybe most of you
　　didn't, either. so i went on reading and finally got it. and today, i feel
　　so lucky to tell you something about it. and i am going to divide my
　　speech into 4 parts.
　　let's begin our first part.
　　s
……（新文秘網(wǎng)http://jey722.cn省略652字，正式會員可完整閱讀）……　
l protection. but when will the
　　hydrogen economy get here?
　　powerful motivation
　　priorities are changing. you once heard about the world's supply of oil
　　running out, which it is. we once worried about the ecological effects of
　　automobile pollution. but now, the battle cry is security. we need energy
　　security and power made right here at home and lots of it. wonderful,
　　abundant, clean, renewable, sustainable power. we need to be about the
　　task of finding alternative fuels and energy sources. in the mean time, we
　　need to wan ourselves from dependence on mid-east oil, use our oil, use
　　our oil more efficiently and, almost as an afterthought, lower levels of
　　pollution from our vehicles.
　　efficiency and cleanliness, while perhaps being ne*t to godliness, have
　　lately taken a back seat to security. however, research and development
　　efforts are mutually beneficial. the ne*t generation of fuel will be both
　　cleaner and locally made. major auto manufacturers and oil companies have
　　often been seen as part of the problem (we can't buy what they refuse to
　　make). but, from their perspective, they can't sell what we don't want to
　　buy.. to them, it is our penchant for gas-guzzling sports utility vehicles
　　that is dangerous, wasteful and suddenly unpatriotic.
　　hydrogen sources and supply infrastructure
　　hydrogen is abundant, but there are supply problems. ……（未完，全文共3622字，當(dāng)前僅顯示1829字，請閱讀下面提示信息。收藏《中學(xué)生英語演講稿－the great race》）