考试
2020-03-14 04:43:29

3520 Dr. Brosnan and Dr. de Wa

题目描述

Dr. Brosnan and Dr. de Waal have eventually found in their study that the monkeys ____



Dr. Brosnan and Dr. de Waal have eventually found in their study that the monkeys ________.

[A] prefer grapes to cucumbers

[B] can be taught to exchange things

[C] will not be cooperative if feeling cheated

[D] are unhappy when separated from others

请帮忙给出正确答案和分析,谢谢!

答案解析

题目: Dr. Brosnan and

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