根据上文They lift off in no order. 它们无序的起飞,可知起飞之后快速地组成V字形。故选B。 (4)句意:V形允许他们节约能量。A节约;B浪费;C创造。根据前文可知,大雁形成V形进行团队合作,因此应该是节约能量。故选A。 (5)句意:前面的鸟做着最艰难的工作。A前面的;B后面的;C中间的。根据上文 When the ...
根据“But for the first time, scientists have found plastic in human poop, USA Today reported但据《今日美国》报道,科学家首次在人类粪便中发现塑料”,可知Plastic in human poop符合题意,故选C。【小题2】题意:根据第二段研究人员跟踪调查了8名健康志愿者。考查细节判断。A. 跟踪8名健康志愿者;根据“...
but they encounter it, and the lack of it, every day. The stories they tell us reveal what I'm convinced is a new window on animal intelligence: the kind of mental feats animals perform when dealing with captivity and the dom...
Error loading player: No playable sources found 00:24 Infrared cameras captured some rare wild animals in the Qinling Mountains in northwest China's Shaanxi Province.In February this year, local forestry authorities began to replace the memory cards for nearly 40 infrared cameras deployed...
largest predatory fish. They feed on small fish, seals and dolphins. Most Great White Sharks are found in the ocean waters of the US coastline, southern Australia, northern Japan and Chile. However, the world's densest population of Great White Sharks is found at Dyer Island in South Africa...
in the middle在中间。根据前文的When the front bird moves its wings up and down, the resulting force of the air lifts the next one.可知,当前面的鸟上下移动它的翅膀时,产生的空气力将带动下一个。因此前面的那只鸟最辛苦。故选A。【小题6】句意:当它累了,它往后移动,另一只鸟飞到前面。A. ...
rate puzzle those who study their behaviors Dolphins possess something that makes them different from all the other sea creatures. It is not strength or speed but the size of their brains. Dolphin s brain is almost the same size as that found in the human head. They live for a ling time...
的回答"We need the spirit of teamwork!"可知整篇都是在告诉我们大雁的团队精神(teamwork)。故选D。【小题2】考查动词短语,A寻找;B逃离;C等待;D走开;根据"fly to the warm south",可知大雁飞往温暖的南方的目的是逃离加拿大寒冷的冬天。故选B。【小题3】考查副词,A忙碌地;B快速地;C勇敢地;D突然;根据"...
Tom is the strongest in our class.汤姆在我们班是最结实的。 3. ...they can sing to us. 它们可以为我们唱歌。 4.I like cats best because they are cuter than other animals.我最喜欢猫,因为它们比其他的动物都可爱。 解析:把猫看作一部分,把其他动物看...
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