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...
the sea is salty .it is ___ salty that people cannot drink the water directly from it . Many people do not understand how () water they (),and they do not drink()water ”you can lead a horse to the water but you cannot make him drink”的中文意思 ...
B. Human blood has a salinity(盐度)of nine. C. Try to eat healthily and drink more water. D. And you may feel even thirstier. E.Our bodies only need a little salt. F.People need a lot of salt every day. G. So why don't we drink sea water? 1.___2.___ 3. 4._ 5. ...
Why is it necessary to heat the hydrate gently at first and then more strongly only after most of the water has been driven off? Explain why it is important to drink 8 cups of water in a day. What effect does water have on the body? Explain why a liquid should not be di...
Why don't we drink sea water? 为什么人类不能喝海水? Over 70 percent of the Earth's surface is covered with water. Most of that water is undrinkable(不能 喝的)salt water. Our bodies need both water and salt._1 The problem with sea water is the amount of salt in it.2When we take...
To sustainably drink water from the ocean or sea, you’ll need to get rid of all that salt first. While this is possible to do, it’s not a particularly easy task, especially in survival situations. All this to say, donotdrink seawater as it stands.It willalwaysmake you worse offthan...
The world is not hungry,but it is thirsty. It seems strange that nearly 3/4 of the earth is covered with water while we say we are short of (短缺) water. Why? Because about 97% of water on the earth is sea water which we can't drink or use for watering plants directly (直接地...
___ we have come to the old town, why not taste the local foodA.IfB.UnlessC.Since 免费查看参考答案及解析 题目: 阅读下面对话,从7个选项中选择5个恰当的句子完成此对话。Jerry:Hi, Mary. Why are you in such a hurryMary:【1】 I hope I can get good grades.Jerry:Wait a minute! 【...
Why not have a cold drink—Sounds good! Let’s go.A.HowB.WhatC.What aD.What an 免费查看参考答案及解析 题目: —Why do you call him Mr. Knowledgeable—Because he knows almost everything ___ we want to know.A.whomB.whatC.whoD.that 免费查看参考答案及解析 题目: 阅读下面短文,掌握...
Question is, did not drink. Work with a partner and do the two tasks. Suppose you are those in what? You collect health and visit your department. Discuss the following questions. When was the last time you invite someone to some place of where invited to someone? Please, by someone?