CHOOSE
A LETTER

Question
By 2050, nearly how many
percent of people will live
in cities?
a. 50%
b. 70%
c. 90%

+50

Question
What will cities of the
future be like?
a. Bigger and noisier
b. Smarter and more
sustainable
c. Older and more crowded

-100

Question
What can new
technologies help cities
do?
a. Save time and support
people better
b. Make more traffic jams
c. Build more factories

-100

Question
How can smart street lights
save energy?
a. They stay on all night
b. They turn off when streets
are empty
c. They flash to decorate the
city

+50

Question
What can sensors do
according to the passage?
a. Inform waste collection teams
when bins are full
b. Record people's phone calls
c. Control the weather

-100

Question
What kind of energy
will most future cities
use?
a. Nuclear energy
b. Coal energy
c. Renewable and clean
energy

+300

Question
What does the word
liveable mean in the
passage?
a. Difficult to live in
b. Comfortable and good to live
in
c. Expensive and crowded

-30

Question

+100