Fill in the gaps with the given words
- far-fetched
- prototype
- demonstrate
- sceptical
- insert
- emerges
- disabled
THE ROAD TO THE FUTURE
Robot cars seem to be part of almost every science fiction film or book. So just how [ ] is this idea? Well, robot cars are already on the road. The first [ ] was developed back in the 1980s. Over the years various engineers tried to [ ] the usefulness of their driverless cars. However, all of them had serious limitations, making scientists [ ] that a fully-functional driverless car was possible. Well, not anymore. Google has developed a car that functions completely without a driver. All the driver has to do is [ ] the key and let the car do the rest. At the destination, the driver [ ] from the car rested and relaxed. In fact, even [ ] people who can't drive will be able to travel around independently. The future of our roads with robot cars will be a world without car accidents!