行纪人与第三人订立合同的,该合同权利、承担义务由()享有。
A.行纪人或委托人
B.委托人
C.行纪人和委托人
D.行纪人
参考答案:D
促进造血干细胞分化为髓系和淋巴系干细胞的是()
A.IL-1
B.IL-2
C.IL-3
D.IL-8
E.EPO
The room by me last night. [ ]
A. cleans
B. cleaned
C. to clean
D. was cleaned