As they had everything they needed, they were able to finish the task _____.A. behind schedule B. before schedule c. ahead of schedule D. on scheduleC D怎么觉得都可以
问题描述：
As they had everything they needed, they were able to finish the task _____.
A. behind schedule B. before schedule c. ahead of schedule D. on schedule
C D怎么觉得都可以
答
D. on schedule按时
答
答案c ------提前或者超前-----
答
D,选C的话,就不能说万事俱备,这里的万事俱备是指task的的必要条件,只要有这些条件他们就能够按时完成任务；而要提前的话,光是必要条件还不够,得加上附加的能够让任务提前完成的条件,如as they had chance to steal t...