题目

Why does the earth have four seasons, while the moon does not? The answer is ----weather. Clouds, winds, rains and s______----these are all s______ of weather. They are a part of the weather picture. Three things make these signs of weather. When you k______ what they are, you will always see them in every kind of weather. Without them you would have no weather. The first thing is the sun. It gives us l_______ and heat, too. The second thing is air. There is air around us. You move around in the air just as a fish moves around in the ocean. The t_______ thing is water-----water in the streams and rivers, water in the lakes, seas and oceans and water in you.

提问时间：2020-07-26

答案

　　Why does the earth have four seasons,while the moon does not?The answer is ----weather.Clouds,winds,rains and （snow）----these are all （signs） of weather.They are a part of the weather picture.Three things make these signs of weather.When you （know） what they are,you will always see them in every kind of weather.Without them you would have no weather.The first thing is the sun.It gives us （light ）and heat,too.The second thing is air.There is air around us.You move around in the air just as a fish moves around in the ocean.The （third ）thing is water-----water in the streams and rivers,water in the lakes,seas and oceans and water in you.
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