2009年6月英语四级听力备战-听写训练(24)

（单词翻译）

听录音，准确填出划线部分的单词或词组，点击填空答案，显示正确答案！

Why would an animal want to _?Behaviorists would say that animals cooperate¹ when _.

■填空答案■

答案：

1. cooperate with a human

2. they learn it is in their interest to do so

■隐藏■

译文:动物为什么会愿意与人合作？行为主义者会说，动物认识到合作于己有利时就会这么做。

词组辨析:

Cooperate : to work together合作

例：

They refused to cooperate.他们拒绝合作。

In one’s interest(s):to sb’s advantage为了某人的利益

Why would an animal want to _?Behaviorists would say that animals cooperate when _.