Scientists have long debated exactly where the Earth's water comes from. One theory suggests that it might have been captured from the asteroids and comets that collided with it. Another argues that water was always present in the rocks of the Earth's mantle and was gradually released to the...
How much freshwater is in groundwater? How deep is the groundwater table? What approximate percentage of the earth's freshwater is groundwater? How much water is under the Earth's crust? How much water is in the Earth's crust? How deep is an artesian well?
20. How (protect) the Earth, We can save water.相关知识点: 试题来源: 解析 to protect 该题要求填入一个动词来完成句子,使句子完整且意思通顺。根据句子结构和意思,我们需要填入“to protect”,构成疑问句“How to protect the Earth”,询问如何保护地球。因此,答案为 to protect。反馈 收藏 ...
百度试题 结果1 题目How (protect)the Earth, We can save water!相关知识点: 试题来源: 解析 protect 该句子是一个疑问句,询问如何保护地球。句子的结构是“疑问词+动词原形+其他”,因此括号中的动词“protect”应该保持原形。 答案:protect反馈 收藏
根据课文内容可知,水是有用的(形容词useful),我们用水(不可数名词water)来喝(动词原形drink)和(并列连词and)清洁(动词原形clean)东西.很多地方没有许多(不定代词much)水.我们不应该浪费(动词原形waste)水.我们应该再利用(动词原形reuse)水和节约(动词原形save)用水.我们的大部分能源来自(三人称单数comesfrom)煤炭...
8. How can we reuse water ___(protect) the Earth 相关知识点: 试题来源: 解析 to protect 该句子需要一个词来连接“reuse water”和“the Earth”,表示重复使用水的目的是为了保护地球。 由于题目中给出的词是“protect”,所以应该使用不定式形式“to protect”,表示目的。 因此,答案为 to protect。反馈...
46. Some desert plants grow d___ into the earth to get water. 【答案】(d)eep 【解析】 【详解】句意:一些沙漠植物生长到土壤深处以获取水分。根据“into the earth to get water”可知是指沙漠植物生长到地下深处来获取水。deep“深的”,...
About 70 percent of our planet’s surface is covered with water, and it plays an important role in our daily lives. But how did water get on Earth in the first place?
Water is very important to us but it is finite.So how to save water Water can wash dish or take a shower or drink ,We can from the side with .For example wash dish's water can save to flush toilet .We can from the side with if you want .Save earth's water everyday...
GING、Sound Blanc 白 - 宇化生水 How Did Earth Get its Water 专辑: 水WATER 歌手:GINGSound Blanc 白 纯音乐,请欣赏 GING、Sound Blanc 白 - 宇化生水 How Did Earth Get its Water / 已添加到播放列表 1 播放队列/1 1 宇化生水 How Did Earth Get its Water GING、Sound Blanc 白 04:35...