What percentage of the earth"s water can man actually use at present? A. Nearly 75 percent. B. About 97 percent. C. Exactly 3 percent. D. Less than 3 percent. 相关知识点: 试题来源: 解析 D解析:问题问“人类能使用的水在地球上总的水量中占百分之几?”而备选项也都是百分数的形式,因此...
The world is not only hungry; it is also thirsty for water. This seems strange to you, since nearly 75% of the earth’s surface is covered with water. But about 97% of this huge amount is from sea-water, or salt water. Man can only drink and use the other 3%—the fresh water ...
Water is the one thing that sets Earth apart from other planets in the solar system. Scientists believe that Mars and Venus may once have had water, and may still have some underground water. Earth is the only planet that has a large amount of surface water....
( )30.- What is the ___?-It is the surface of the Earth, not covered by water. A. land B. sea C. sky 相关知识点: 试题来源: 解析 A核心短语/词汇:surface:表面翻译:---土地是什么呢?---它是地球的表面,没有被水覆盖的部分。解析:A.土地;B.海;C.天空;根据题意可知,答案为A. ...
The water cycle, also known as the hydrologic cycle, is the continuous process that describes the movement of water on, above, and below the Earth's surface.
结果一 题目 l.What is the percentage(百分比)of water on the earth?1. What is the percentage(百分比)of water on the earth?_ 答案 1.70%—75% 相关推荐 1 l.What is the percentage(百分比)of water on the earth?1. What is the percentage(百分比)of water on the earth?_ ...
2.“主语+be+one of the+形容词最高级+复数名词+in/of短语”表示“……是……中最……之一”。 Eg:Beijing is one of the largest cities in China. 3.“特殊疑问词+be+the+最高级+A,B,or C?”用于三者以上 eg Whic...
and listen to the next part. 请跟着我听下一部分。 Listen, look, and learn 听录音,看图片,学习词句 What's the English for the different parts of a plant? 一棵植物的不同部分用英语怎么说? They are the roots, the s...
Water is very important for living things.Without water there can be no life on earth.All animals and plants need water.Man also needs water. Water is found atmosteverywhere.Even in the driest part of the world there is some water in the air. As we all have found out,water may be a...
根据句意判断，句子要用一般将来时，water为不可数名词，并且if 引导的状语从句用一般现在时表示将来所以用单数is ，故选B点评：此考点也是中学英语中最喜欢出现的考点，if除了可以引导条件状语从句外，还可以引导宾语从句，翻译成“是否”。引导宾语从句时没有“主将从现”的说法。除了if外，还有when, ...