Compléter Vocabulary: Discuss past transportation predictionVersion en ligne Complete the paragraph with the words from the box. Use the correct forms of the words. par Juan Jose Santamaria Palacios 1 prediction underestimate predict urging instantly fad fascinated unrealistic It seems like a long time ago when I first heard the that self - driving cars were going to replace regular vehicles . The media has been by them for ages , and they have been us to prepare for the changes these driverless cars will bring to society . However , it seems like the technology is taking longer than expected . I thought we'd have lots of them on the road by now , but maybe I was being . No one said the change was going to happen , and it's easy to how long it will take to develop new technology . There have been a lot of promising experiments that failed because a car couldn't navigate in the rain or keep up with changing traffic . But despite those problems , I don't think self - driving cars are a . I'm pretty sure they are the future of transportation . I just don't believe anyone can when they'll be widely available .