期货保证金安全存管监控机构依法对保证金安全实施监控。（）
参考答案：对
髋关节后脱位的典型畸形是髋关节（）
A.屈曲、内收、内旋
B.屈曲、内收、外旋
C.屈曲、外展、内旋
D.屈曲、外展、外旋
E.屈曲、外旋
Four years ago, quitting the artistic director of American Ballet Theatre, Baryshnikov found the White Oak Dance Project.
A. have quit as was founding B. having quit as had foundedC. being quit as founded D. having quit as founded
