Water is so vital to our survival, but strangely enough, we don’t know the first thing about it—literally the first. Where does water, a giver and taker of life on planet Earth, come from? When I was in junior high school, my science teacher taught us about the water cycle—evapora...
As we know water is very important to us. There wont be lives on the earth without water. However there are more and more factories around us and some of them poured waste water into the rivers. They made the rivers dirty and lots of fish died. Therefore it is our duty to protect wa...
As we know water is very important to us. There wont be lives on the earth without water. However there are more and more factories around us and some of them poured waste water into the rivers. They made the rivers dirty and lots of fish died. Therefore it is our duty to protect wa...
Valuable water on the Earth (答案不唯一,合理即可) 【导语】 本文主要介绍了水来自天空中的云,其最重要的用途是饮用,还用于烹饪、清洁等,流动的水可发电,同时强调不能浪费水并列举了一些节水方法。 (1)题详解: 根据“The water we use comes from clouds in the sky as rain.” 可知,水来自天空中的...
Water is the most valuable resource on the earth. Water is the necessity of our life and we must drink it everyday. Now many people can not drink clear water because many of them are badly polluted. So in order to save water the first thing we should do is reduce water pollution. In...
B remain; make; find; collect 根据“ Millions of water drops come together in the sky."可知,数以百万计的水滴聚集在天空中,它们会 制造出云。 故选B 。 40. A fall 掉落; lie 躺; lead 引领; provide 提供。 根据 "Then the water...to the Earth."可知,此处指水落在 地上。 故选 A 。
Water is the most valuable resource on the earth. Water is the necessity of our life and we must drink it everyday. Now many people can not drink clear water because many of them are badly polluted. So in order to save water the first thing we should do is reduce water pollution. In...
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?
根据第二段“When these water drops go high into the sky, they get cold and come together to make clouds. This part is called condensation.”,即当水滴升入高空变冷聚集形成云的这个过程叫做Condensation。故选B。 (3)题详解: 细节理解题。根据第三段“This cycle gives us clean water to drink,...
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? How deep is the Floridan Aquifer? What does gravity have to do with groundwater?