Each of the engineers and professors is working hard at their posts, ____ to accomplish the goal as soon as possible. A. wish B. for wishing C. wishing D. to wish
出自:西安交通大学--英语三

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