YDS YARIM CÜMLE / TEST 3 19. Soru

Bu Testin Birincisi Meryemp

100 %

19.

- ----- until it has been shown to be absolutely
safe.

The motorist overtaking the cyclist needn't
have waited

The fire alarm went on

Our building didn't need to be evacuated

Natural gas tanks had to be shut off to
avoid fire or explosions

A new technology should not be used