老师在考试前跟学生说,考试作弊不仅将计零分,而且将计警告处分,旨在避免学生的考试作弊行为,这种强化属于下列哪种类型?()
A. 积极强化
B. 惩罚
C. 消极强化
D. 自然消退
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下列善治肺胃火盛所致的口舌生疮的实火证类非处方中成药是
A. 黄连上清丸
B. 清胃黄连丸
C. 复方牛黄清胃丸
D. 上清丸
E. 芩连片
The best way to deal with an impolite person is to ______ him.
A. ignore
B. neglect
C. omit
D. overlook
Through ______ with my twin brother, I was taken for a brilliant footballer.
A. confidence
B. confusion
C. conclusion
D. contradiction
The oil crisis by far ______ the most serious problem that the government faced.
A. stressed
B. underlined
C. valued
D. treasured