分段围堰导流法包括束窄河床导流和()。
A.明渠导流
B.通过已建或在建的建筑物导流
C.涵管导流
D.隧洞导流
参考答案:B
______ almost all our time to our schoolwork in the past three months, we have almost no time for fun and play.
A.Having devoted
B.Devoted
C.To devote
D.To have been devoted
对行政处分持有异议的工作人员只能向()申诉。
A.法院
B.申请复议
C.监察机关
D.诉讼