1. [多选题]Why do many people buy things online on the 1lth of November every year? They think the things on sale are_
A. much cheaper
B. much lower
C. more expensive
D. much higher
2. [单选题]当学生的行为合乎道德标准时给予奖赏，当学生的行为不合乎道德标准时给予惩罚，这种运用赏罚培养学生品德的做法依据的是( )
A. 格式塔的顿悟理论
B. 托尔曼的符号学习理论
C. 行为主义的联结理论
D. 罗特的控制点理论
