Unit 3 Life in the future课件新人教必修5-302edu教育资源网

Unit 3 Life in the future课件新人教必修5

A quick check of your Internetconnected refrigerator magnet(冰箱磁铁) tells you that your train which travels at speed up to 250 miles an hour is a bit behind schedule，too.So you decide to drive your environmentfriendly hydrogen fuel cell car(氢动力小汽车) instead—or rather，let your car drive you.It’s programmed to know the way，and it will get you there without speeding，getting lost，or crashing.

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Unit 3 Life in the future课件 新人教必修5

Unit 3 Life in the future课件新人教必修5