集体决策模式指决策机构的全部成员（）。
A.拥有同等决策权力
B.共同决策
C.共同负责
D.共同进退
参考答案：A, B, C
Peter earns ____ his brother does.
A．as much twice as
B．twice as much as
C．much as twice as
D．as twice much as
初产妇，孕34周，重度子痫前期。经治疗2天，病情无改善，需终止妊娠。下述哪项检查是不必要的？（）
A.HPL测定
B.E3测定
C.NST检查
D.宫颈黏液检查
E.羊水US值测定
