【题目】【原创】The three decades after the practice of the policy of reform and opening up has _____ great prosperity in most areas of China.
A.proved
B.witnessed
C.happened
D.appeared
在线课程【答案】B
【解析】
试题分析∶考查动词。句意：三年后的改革开放实践证明在中国的大部分地区变得繁荣。此题考查动词辨析。prove证明；witness见证，表示时间、地点等的名词作主语，表示一种拟人的手法；happen发生；appear出现。结合句意，故答案为B。
考点∶考查动词