通读全文,尤其是第一段“Like humans, animals need sleep too. A big problem for animals in the wild is keeping their enemies away while they sleep. Animals take care of this problem in different ways.(和人类一样,动物也需要睡眠。对野生动物来说,一个大问题就是在它们睡觉的时候不让它们的敌人...
Humans are taller and taller, while some animals become smaller. Is it a strange fact? A study found52. kinds of birds have become smaller. “This is because of climate(气候) change," said the scientists who did the study.The shrinking(萎缩) in size follows a rule in nature called Berg...
There is an old Chinese saying that it is better not to believe in books at all, rather than to believe in them implicitly. This proverb indicates that through dialectical thinking students can discern the true from the false to make rational judgments in their learning . Second, dialectical ...
The Yangzi River flows through different ecological systems.It is the habitat of many endangered animals. The Yangzi River flows through different ecological systems,being the habitat of many endangered animals. The Yangzi River flows through different ecological systems and the same time, it is the ...
So, the design of the human body makes it efficient compared to some other animals - but how do humans compare with each other? 因此,与其他一些动物相比,人体的设计使其效率更高,那人类之间如何进行比较呢? How do Kenyan athletes break long-distance running records, while many of us struggle to...
Humans are taller and taller, while some animals become smaller. Is it a strange fact? A study found 52 kinds of birds have become smaller. “This is because of climate (气候) change,” said the scientists who did the study. The shrinking (萎缩) in size follows a rule in nature called...
62. The difference between humans and animals is (be) that the former can think while___ latter cannot, but not only hhumans but also every species of animals have(have) their origin in ocean.人类与动物的区别就在于前者会思考考而后者不会,然而无论是人类还是任何动物的物种都起源于海洋。63....
Let's start with humans. Humans are bipedal(双腿行走). We use only two legs to walk. Many animals use four legs to walk. Legs might be more important for humans. Human legs are bigger than some animals. Human legs...
Kids can test their skills and compare their abilities to the animals of Yellowstone. Stay for as little or as long as your plans allow. Meet in front of the Visitor Education Center. Canyon Talks at Artist Point(June 9 to September 2) ...
there was information on whether women’s hunting was intentional or opportunistic – that is, whether they were going out to hunt rather than catching animals they stumbled upon while gathering plants, say. In 87 per cent of cases, it was intentional. “That number was higher than...