在社会学习理论中，观察学习又称“替代学习”或____。
A．“行为习得”
B．“模仿学习”
C．“道德学习”
D．“强化学习”
参考答案：B
HL与NHL形成各自临床特点的原因是（）
A.淋巴瘤细胞增生
B.两者的病理组织学变化不同
C.发病年龄
D.患者的性别不同
E.侵犯周围器官组织所至
when the dispute over duty payment arises between the duty payer and the Customs, the duty payer should first pay the duty and then, within ______ days of the issuance of the duty memo, apply to the Customs in writing for a reconsidertation of the case.
A．10 daysB．20 daysC．30 daysD．50 days
