Greatchanges________inthecountrysid

发布时间：2020-07-26 19:20:01

Great changes ________ in the countryside, and a lot of new houses ________．A.have been happened; have set upB.have taken place; have been set upC.have taken place; have builtD.were taken place; were built

网友回答

B
以上问题属网友观点，不代表本站立场，仅供参考！