Water cleans our body,controls (控制) our temperature, and helps to keep us healthy. About 70% of our body is water.How much water do we need to drink a day? We often read that we need to drink eight glasses of water a day - about two liters (升). In fact, how much water...
地球表面大部分被海水覆盖,但人们却不能饮用海水,因为海水的盐分太大。1.G下文内容主要谈论了人们不能饮用海水的理由。故这里填写G项中的句子。2.E由空后的句子“When we take in too much salt ..可知,当我们摄入过多的盐时,我们的身体会通过尿液排出多余的盐。也就是说我们的身体只需要一点盐分。3.B3由...
Many body functions use water, using up what is already inside your body. Drink water often and rest frequently, especially in hot weather. 1286 Words 6 Pages Decent Essays Read More The Rise of Earthquakes in Oklahoma Essay With earthquakes on the rise, we must figure out the cause of ...
a不客气,书要念,恋爱要谈,这才是生活 Is impolite, the book must read, the love needs to discuss, is now at last lives[translate] aYou will never walk alone 您单独不会走[translate] a纱布块 Gauze block[translate] aHydrogen Gas Source Low[translate] ...
Question submitted by April Sharrf's class at Paxton Keeley Elementary SchoolTabitha Finch
1IV. Look at the pictures and answer the questions.看图,回答问题Why can't we drink the water?Why do you like summer?why用于询问原因,“Whynot+动词原形”可以用于提出建议,例如: Its sunny today. Why nt gootfora walk?或者也可以说 Whydont you go outfora walk?今天天气晴朗。干嘛不出去走走 ...
21 Why Don't We Drink Se a Water?Over 70 percent o f the Earth's s 1 is covered with water. Most o f that water is undrinkable salt water. Our bodies need both water and salt. So why don't we drink se a water?The problem with se a water is the a_2_ o f salt in it....
‘why not just drink more saltwater?'" desalle said. "but then you're just left with more salt that you'd then have to flush with even more water. so saltwater can never quench your thirst — it can only make you thirstier." some animals can drink saltwater, so why can't we?
Can humans create water? Theoretically, this is possible, but it would be an extremely dangerous process, too. To create water, oxygen and hydrogen atomsmust be present. Mixing them together doesn't help; you're still left with just separate hydrogen and oxygen atoms. ... The hydrogen and...
Kaiser Permanente nephrologist Steven Guest, MD, agrees: "Fluid losses occur continuously, from skin evaporation, breathing, urine, and stool, and these losses must be replaced daily for good health," he says. When your water intake does not equal your output, you can become dehydrated. Fluid...