YDS YARIM CÜMLE / TEST 5 40. Soru

Bu Testin Birincisi Daisy41

100 %

40.

- With demand for energy growing worldwide,
it is important ----.

or we should find alternative sources of
energy

but also an essential fuel for steel and
cement production

whose societies need increasing amounts
of energy as they grow and develop

which is important in almost every aspect
of modern life

that we make the best possible use of all
energy sources