I ＿ over 2500 kinds of stamps so far.A.collected B.have collecting C.have collected D.have been

分类: 作业答案 • 2021-12-31 14:12:10

问题描述：

I ＿ over 2500 kinds of stamps so far.A.collected B.have collecting C.have collected D.have been
D.have been collected

答

C
现在完成时.