求一个5-10分钟英文演讲(about biofuels)

如果你想要别人帮你整个演讲稿都写出来，那你也太懒了吧~
差不多是这样
introduction
-what is biofuel
-history of biofuels

main body
-advantadge of using biofuels
-examples of successes for biofuels
-disadvantadge of using biofuels
-examples
-future of biofuels
-subsituition goods

conculsion

我想这样最起码能说6分钟以上吧~

给我汉字，我帮你翻译