A-A+
He had a clear______of what was wrong with the
问题详情
He had a clear______of what was wrong with the machine and fixed it in a short time.
A．debris
B．deficiency
C．perception
D．persecution
参考答案
正确答案：C
解析：A意为“碎片，残骸”；B意为“缺乏，不足”；C意为“理解，感知”；D意为“迫害”。本句意思是：他非常清楚机器出了什么毛病，一会儿就把它修好了。根据句意，本题答案为C。
