A-A+
While this arrangement was a major improvement
问题详情
While this arrangement was a major improvement over its ______, it still had drawbacks.
A．premium
B．prevalence
C．premise
D．predecessor请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：D
解析：句子大意：虽然这次安排较——有很大的改进，但还是有缺陷。只有predecessor“前任，前辈；原有事物，前身”符合题意。因此本题选D。
