提出需要层次理论的是（）
A.赫茨伯格
B.马斯洛
C.亚当斯
D.弗洛姆
E.斯金纳
参考答案：B
As is known to all, the financial crisis firstly broke out in the United States which
_____ the group of developed countries. [ ]
A. belonging to
B. was belonging to
C. belongs to
D. is belonged to
率先提出“意识流”这一概念的心理学家是（）
A.弗洛伊德
B.亨利·柏格森
C.威廉·詹姆斯
D.荣格
