Scientists have advanced many theories about why human beings produce tears when they cry, none of has been proved. (用适当的词填空) 相关知识点: 试题来源: 解析 which 【详解】 考查定语从句。句意:科学家们已经提出了很多关于人类为什么哭的时候会流泪的理论,但没有一个得到证实。此处是非限定性...
Another thing you could not do without your tears is cry from joy, anger or sadness. Humans are the only animals that produce tears in re- sponse to emotions, and most people say a good cry makes them feel better. Many scientists believe that crying somehow helps us cope with emotional ...
Tears are very good at washing this irritating stuff out.Another thing you couldn"t do without your tears is cry--from joy. anger or sadness.(33)Humans are the only animals that produce tears in response to emotions. And most people say a good cry makes them feel better. (35)Many ...
Tears are very good at washing this irritating stuff out. Another thing you couldn’t do without your tears is cry from joy, anger or sadness. Humans are the only animals that produce tears in response to emotions, and most people say a good cry makes them feel better. Many scientists, ...
Tears are very good at washing that irritating stuff out. Another thing you couldn't do without your tears is cry from joy, anger or sadness. Humans are the only animals that produce tears in response to emotions, and most people say a good cry makes them feel better. Many scientists, ...
Humans cry for various reasons, but emotional crying and crying in response to aesthetic experiences are unique to us. Tears are good for your eyes, but they're also an important part of emotional and social communications. We don't know why we cry when we're upset, but we do know ...
For example, people have emotional tears when they feel happy, sad and afraid or in other emotional situations. And they are special for humans. ②Tears are easy to appear. Your eyes produce tears in different situations. In fact, people may make 15 to 30 gallons (加伦) of tears each ...
根据第三段中的Scientists explain that crocodiles do produce tears. That is because while eating, they swallow too much air, which gets in touch with lachrymal glands (glands that produce tears) and forces tears to flow.(科学家们解释鳄鱼流泪。鳄鱼流泪是因为它们吃东西的时候吞入了大量空气,而这些...
Joel asks: Why do humans cry? Anti-bacterial, nutrient-rich, usually involuntary and often stress relieving, crying benefits more than just our eyes. Physiology of Tears Tears are a product of thelacrimal system, which: Has secretory and excretory functions that produce tears and drain them. Th...
Why do we produce tears when we cry? The part of the brain that switches on the “tear fountain” receives signals from the part of your brain that controls your emotions. ... Psychologists believe that crying because of emotions is something only humans do. Most of us cry sometimes becaus...