问题
选择题
The last thirty years _________ the quick development in almost every field in China.
A．have searched
B．have released
C．have seen
D．have determined
答案
答案：C
考查动词。A搜寻；B发行；C见证；D决心。句意：过去的30年见证了中国几乎各个领域的迅速发展。
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