China________asharpincreaseinthen

发布时间：2020-07-26 18:06:11

China ________ a sharp increase in the number of Social Networking Services users in the past years．A.has seenB.sawC.has been seenD.was seen

网友回答

A
以上问题属网友观点，不代表本站立场，仅供参考！