The discovery of these tombs is ________ for scholars. studying Chinese history.
A、 of very important
B、 great significant
C、 of great significance
D、 greatly importance
出自:大学英语

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