【题目】Great changes ___ in the past ten years in China.
A. took place B. have taken place
C. were taking place D. had taken place
在线课程【答案】B
【解析】
试题分析：考查动词的时态和语态句意：在过去的十年，中国发生了巨大的变化。我同意你。句中有in the past ten years在过去的十年，句子要用现在完成时态，而take place发生，没有被动形式，属于不及物动词词组，故选B