Asweknow,alltheregulationsinschoo

发布时间：2020-07-10 22:52:04

As we know, all the regulations in school ________.













A.must keep to












B.must be kept











C.must keep











D.must be kept up

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！