He lost a button at work．,He doesn’’t know where he put-找考题网

单项选择题

A．He lost a button at work.
B．He doesn’’t know where he put the calculator.
C．He thinks he broke something the woman lent him.
D．He’’s not sure how to solve the math problem.

<上一题目录下一题>

热门试题

单项选择题A．A stormy ocean.B．Calm water.C．Golden sand.D．Little waves.

A．A stormy ocean.
B．Calm water.
C．Golden sand.
D．Little waves.

单项选择题Which of the following in support of the finding that people tend to perform worse,...when a reward is involved ( last paragraph )

A．People are not used to being conditioned by prizes.
B．Rewards, like punishments, are attempts to control behavior.
C．Rewards are so indispensable to American cultures.
D．The principle of "positive reinforcement" in not fully enforced.

您的浏览器不支持 audio 元素。