中学生英语演讲稿－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
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