1. The amount of water which is suitable(drink) is less and less now.2. Now more and more people pay more attention to how(save) water.3. With the development of science and technology,it be-comes more important(protect)our en-vironment.4. In China a lot of rivers and lakes are(...
根据Africa is home to nearly 700 lakes and rivers. It holds the largest amount of water on earth. Because of the overuse of the lakes, natural climate changes and other factors (因素), these lakes are disappearing quickly.可知,由于过度使用,自然气候、污染等原因,胡泊和河流在急剧消失,水比以前...
The amount of water which is suitable touse is the minimum. But some people don’t care about it. They waste a lot of water in their daily life.___, they pour dirty water in to rivers。They throw rubbish into rivers,too. Many rivers and lakes___.___Only in this way can we liv...
Drops of water form and fall to the ground. The water soaks into the ground and feeds streams and rivers. A lot of rain falls into the sea. The heat of the sun evaporates some of the water in the ground and in the rivers, lakes, and the sea. It changes the liquid water into ...
intorivers,too.Many rivers and lakes are seriously polluted.Something must be done to stop the pollution.Only in this way can we live happily.If we don't save water,the last drop of water will be a tear-drop ofus.When brushing your teeth or taking a shower,only let the water run ...
The amount of water on earth doesn't The Water Cycle (The Hydrologic Cycle) change, but water changes its state in a process (过程) known as the water cycle. Condensation Condensation ↑↑1↑ (clouds form) Precipitation When the sun heats up water in rivers, Transpiration ↑↑↑ lakes an...
The Water Cycle The amount of water on Earth doesn't change, but water changes its Predpitation douds for↑↑↑state in a process (过程) known as the4water cycle.Sur When the Sun heats up water in Accumulation rivers, lakes and seas, it changes from a liquid into a gas called water...
Drops of water form and fall to the ground. The water soaks into the ground and feeds streams and rivers. A lot of rain falls into the sea. The heat of the sun evaporates(蒸发) some of the water in the ground and in the rivers, lakes, and the sea. It changes the liquid water ...
natural floods and catastrophic floods.Natural floods are the floods that are caused naturally by the overflow of a huge volume of water,from rivers,lakes,oceans,or by heavy rain or downpours,hurricanes,and so on.Catastrophic floods are floods that are caused by some significant (重大的) or ...
rubbish into rivers,too.Many rivers and lakes are seriously(84) polluted.Something must be done(85) to stopthe pollution.Only in this way can we live happily.If we don't save water,the last drop of water will be teardrop of us.答案81.live考查动词的辨析及语境的理解.空格...