北京奥组委的执行机构为执委会,现下设秘书行政部、总体策划部、国际联络部等()个部门。
A.24
B.25
C.26
D.27
参考答案:C
体内胆色素主要来自下列哪一种物质的分解
A.铁卟啉化合物
B.胆固醇
C.类固醇激素
D.胆酸
E.肌酸
Sigmund Freud
Freud’s productive professional journey was ______.
A. more of a childhood difficulties and problems than a happy oneB. largely the result of the environments in which he was growing upC. started more with his personal interest than with his professional longingD. the direct result of his pursuits at the medical college as a student