预制梁、柱构件每流水段预制板抽样不少于（）个点。
A.5
B.10
C.15
D.20
参考答案：B
He suddenly appeared on ________ rainy night, which was ________ great surprise to us. [ ]
A. a; /
B. a; a
C. the; a
D. /; the
香港联交所他，j业板上市规则》规定，新申请人上市时的管理层股东及高持股量股东于上市时必须最少共持有新申请人已发行股本的35%。( )
