1.Are you ready to fly a pilotless plane?

2.I think electric cars will replace gasoline cars in twenty years.

3.I would prefer to have a jetback to fly to the moon someday.

4.Many people will travel to work by flying car in 2050.

5.At present, inventors are constantly working on improving transportation.

6.Will we have driverless vehicle in the near future?

7.Have you ever travelled a high-speed train?

8.Although electric cars can help to reduce air pollution but they still cause traffic congestion.

`text(1. Are you ready to fly with a pilotless plane?)`

`text(2. I think electric cars will replace gasoline cars in twenty years)`

`text(3. I would prefer to have a jetpack to fly to the moon someday)`

`text(4. Many people will travel to work by flying cars in 2050)`

`text(5. At present, investor constantly work on improving transportation)`

`text(6. Will we have driverless vehicles in the near future?)`

`text(7. Have you ever traveled a high-speed train?)`

`text(8. Although electric cars can help reduce air pollution, they still cause traffic congestion)`