湖南省绥宁县2020高考英语二轮复习阅读理解选练3

湖南绥宁县2020高考英语二轮阅读理解选练（3）高考英语冲刺阅读理解。请认真阅读下列短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项。Everybody is happy as his

湖南绥宁县2020高考英语二轮阅读理解选练（3） 高考英语冲刺阅读理解。 请认真阅读下列短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项。 Everybody is happy as his pay rises. Yet pleasure at your own can disappear if you learn that afellow worker has been given abigger one. Indeed, if he is known as being lazy, you might even be quite cross. Such behavior is regarded as “all too human”, with the underlying belief that other animals would not be able to have this finely developed sense of sadness. But astudy by Sarah Brosnan of Emory University in Atlanta, Georgia, which has just been published in Nature, suggests that it is all too monkey, as well. The researchers studied the behaviors of some kind of female brown monkeys. They look smart. They are good-natured, co-operative creatures, and they share their food happily. Above all, like female human beings, they tend to pay much closer attention to the value of “goods and services” than males. Such characteristics make them perfect subjects for Doctor Brosnan’s study. The researchers spent two years teaching their monkeys to exchange tokens (奖券) for food. Normally, the monkeys were happy enough to exchange pieces of rock for pieces of cucumber. However, when two monkeys were placed in separate and connected rooms, so that each other could observe what the other is getting in return for its rock, they became quite different. In the world of monkeys，grapes are excellent goods (and much preferable to cucumbers). So when one monkey was handed agrape in exchange for her token, the second was not willing to hand hers over for