All of the villagers had been evacuated to safe place _____. A. by the time the volcano erupted B. as soon as the volcano has erupted C. after the volcano will erupt D. when the volcano eru
All of the villagers had been evacuated to safe place _____.
A. by the time the volcano erupted
B. as soon as the volcano has erupted
C. after the volcano will erupt
D. when the volcano erupts