Great changes in every field in the last ten years.A. take placeB. took placeC. have take

问题补充：

Great changes in every field in the last ten years.

A. take place

B. took place

C. have taken placed

D. had taken place

答案：

A. take place

B. took place

C. have taken placed

D. had taken place

解析：题中的 in the last ten years译为“在过去的十年中”，它是以现在时间为基准对过去十年的一个总结，因此要用现在完成时。故选C。