题目内容
Operant conditioning is the first stage Behaviorism has gone through. ( )
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The most famous example of classical conditioning was experiments with animals in a "Skinner Box". ( )
Programmed instruction is a method of presenting new subject matter to students in carefully designed steps through a sequence of instructional "frames". ( )
日记账是由（）按经济业务发生的先后顺序逐日逐笔进行登记的。
（） 明细账的账页，分别设有收入、发出和结存的数量、单价和金额栏。
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