The solitary scientist ______ by himse1fhas in many instances been replaced by a cooperative scientific team. ___ (A) to make important discoveries ___ (B) important discoveries were made ___ (C) has made important discoveries _ __ (D) making important discoveries
Jawaban:
B. important discoveries were made
kalimatnya berbentuk pasif. satu satunya kalimat pasif adalah option B
semoga benar ya