行为主义心理学派的代表人物有________。
A.桑代克
B.华生
C.巴甫洛夫
D.斯金纳
参考答案:B,D
--- Is there any possible way to help them get rid of such a bad habit?
--- To tell the truth, it’s very hard. But we on this problem trying to improve the situation.
A.worked
B.had worked
C.are working
D.had been working
以下哪项不是门静脉高压后形成的侧支 ( )
A.胃左静脉
B.食道胃底静脉
C.肝圆韧带
D.脾肾静脉
E.静脉韧带