A-A+
The installments of new traffic signals on Dev
问题详情
The installments of new traffic signals on Devonshire Street has been only ______successful in lowering traffic congestion.
A．permanently
B．specifically
C．evenly
D．moderately请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：D
词汇：副词1．这是一道词汇题，选项均为副词。2 successful前可出现的副词是D选项moderately。3．成功按照程度可分为：extremely(极其地)、moderately(适度地)、somewhat(多少)。因此中等程度的成功应选择moderatelysuccessful。
