What is the main subject of the passage? It is difficult to trace the history of certain ancient beads because they ______.

admin2009-03-16  38

问题 What is the main subject of the passage?
It is difficult to trace the history of certain ancient beads because they ______.

选项 A、are small in size
B、have been buried underground
C、have been moved from their original locations
D、are frequently lost

答案C

解析
转载请注明原文地址:https://kaotiyun.com/show/5RPd777K
0

最新回复(0)