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So 4 the water of the rain drop. The water vapor 5 the sea and went into the air. It do not carry the salt. The cold air 6 the warm air 7 above the ground. The warm air became cool when it went up. 8 the water vapor of the rain drop turned into small drops gathered bigger and bigger drops. At last they became so big that they were too heavy to 9 in the cloud, and they 10 to the ground. So the rain drop would start another trip to the sea. |
liugalaxy 幼苗
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