In the 2rd paragraph, the writer suggests that __________.

Which statement is probably TRUE according to the information in paragraph 1?

The best title for this passage could be ___________.

According to paragraph 2, what is the matter that the author want to emphasise?

The word “they” in paragraph 2 refers to _______.

According to paragraph 1, which statement is correct about the current situation for smart cities?

Which best serves as the title for the passage?

Being stuck in traffic jams could become a thing of the past, as driverless cars will be able to drive at speed (4) ___________ to each other.

Many cars can already park themselves on the roadside, brake automatically when the car needs to slow down, and warn the driver (2) __________ they are slipping out of the right lane, so going driverless is just the next step towards automated driving.

A solar car is a vehicle (2)__________ by photovoltaic cells, also called solar cells, which convert sunlight (light energy) into electrical energy.

In the future, maybe all cars that run on petrol will be replaced by solar cars, which have been around for a while, but with recent (1)__________ in solar car design and the measurement of photovoltaic cells becoming smaller, the dream of a truly efficient solar car is more reality than fantasy.