His work _______, he prepare to return to his company.
A.finishing
B.finished
C.was finished
D.finishes
出自:国家开放大学英语语法

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