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1.Where are the drivers from who will haverespite from cracks in roads?
a) China
b) the world over
c) three British universities
d) the USA
2.What two adjectives described thesolution to plugging gaps?
a) hard and soft
b) ready and available
c) bookish and cutting-edge
d) novel and innovative
3.What seeks into a crack that activatesthe bursting of bacteria?
a) water
b) CO2
c) tar
d) dirt
4.What gets injected by the bacteria intothe cracks?
a) plastic
b) tar
c) limestone
d) CO2
5.What could get reduced by up to 50 percent?
a) the number of cars
b) roadwork repairs
c) traffic jams
d) C02 emissions
6.What could the new concrete be good newsfor?
a) the environment
b) cyclists
c) city planners
d) tar companies
7.How much of the world's CO2 emissionscome from cement production?
a) 5%
b) 6%
c) 7%
d) 8%
8.What will there be less of in the air ifthe new cement is used?
a) pollutants
b) light
c) dust
d) bees
9.What do many drivers do to avoid holes inroads?
a) swerve
b) stop
c) speed up
d) reverse
10.How many UK drivers claim compensationeach year?
a) just under 40,000
b) between 14,000 and 40,000
c) around 14,000
d) over 40,000
