YDS YARIM CÜMLE / TEST 9 28. Soru

Bu Testin Birincisi Daisy41

100 %

28.

As air pollution laws become more and more
strict, ....... .

a catalytic converter is a device attached to the
exhaust system of a car to cut out noxious
gases

a car not serviced regularly is likely to pollute
more than one regularly tuned

most older vehicles still cannot meet pollution
standards

a new kind of non-polluting engine will have to
be developed

all the cars on the road are creating terrible
traffic problems