(1)目的意图题。根据文章第一段To see if pet dogs can distinguish between intentional and accidental actions by strangers,Christoph Volter at the University of Veterinary Medicine Vienna in Austria and his colleagues ran tests with humans offering dogs
The research found that when humans pretended to drop a treat compared with when they intentionally pulled it away, the dogs responded more patiently. They made more eye contact with the experimenter, wagged their tails more and stayed closer to the transparent barrier, suggesting they were still...
C.They have longer tails.D.They have bigger wings.【4】What does Ryding mean in the fifth paragraphA.Humans will grow big ears.B.Cartoon characters will come to life.C.Elephants’ ears might grow bigger in the near future.D.Humans might grow as big as elephants in the future.【5】...
The first thing that came to mind for me when thinking of something that humans once had but no longer have is a tail. There is no scientific proof that our ancestors had tails to help us swing from trees, or keep our balance before walking upright, but there is also no proof our anc...
The study also finds that the heat from the objects in the experiment is too weak to be felt by human hands, even at very short distances. The dogs are able to sense these heated objects from a distance, but humans are only able to feel the warmth of the object if they touch it. ...
When they re aggressive, the tails will stick straight-up in the air. A broad wag is friendly while a slow wag is neutral, neither excited nor anxious. Dreams We often see a dog’s body making sudden movements in its sleep. Dogs have the same brain wave patterns ...
www.nature.com/scientificreports OPEN Men increase contributions to a public good when under sexual competition received: 31 March 2015 accepted: 27 June 2016 Published: 14 July 2016 Arnaud Tognetti1, Dimitri Dubois2, Charlotte Faurie3,* & Marc Willinger4,* Why humans cooperate in ...
sharks.but,eachyear,people kill millions of sharks.so who is more dangerous sharks or humans 他们不攻击人非常often.there的lt的容易了解为什么人们是,因此吓唬sharks.but每年只是大约七十五次鲨鱼攻击在词.and仅大约十个人由sharks.but, eachyear,人是更加危险的鲨鱼或人sharks.so的杀害成千上万杀害 [...
【题目】根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。其中两项为多余选项 Before going outside in the morning, many of us check a window thermometer(温度计)for the temperature. This helps us decide what to wear. ___【1】___. We want our food to be a certain coldness in t...
“The fact that, in return, cats show a greater reaction when their humans specifically address them brings a new dimension to previous considerations of this reciprocal (相互的) relationship.”(“但我们的研究支持了这一观点,即它们是相互依赖的。它提供了进一步的证据,鼓励人类将猫视为敏感和健谈的...