If you had contacted us ______, we could have changed the packing.

A、the earliest
B、earlier
C、earliest
出自:国家开放大学会计基础知识

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块