He looked out of the window, _________the landscape of the countryside. 
A. obscuring B. broadening C. surveying D. impressing
出自:湖南大学-大学英语(高升专)

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