多系统器官功能衰竭发病的特点是（）。
A.原发性
B.继发性
C.可复性
D.序贯性
E.进行性
参考答案：B, D, E
地球化学的三个主要分支
必须经合营各方同意。( )
A. It must obtain the consent of the other parties to the venture.B. It must obtain the dissent of the other parties of the venture.C. It must obtain the dissent of the other parties to the venture.D. It must obtain the consent of the other parties of the venture.
