YDS TENSES / TEST 7 50. Soru

Bu Testin Birincisi missbeliever

100 %

50.

- By the time the farmers managed to
purchase the new insecticide, ...... .

it proved more effective than
anything they had used before

they will probably have lost over
half of their potential harvest to
insects

insects had severely damaged most
of their crops

it has been in short supply because
of the great demand for it

they have never seen such an
increase in their yield