[简答题]
{{B}}第一节 短文改错{{/B}}
此题要求改正所给短文中的错误。对标有题号的每一行作出判断。如无错误，在该行右边横线上画一个勾(√)。如有错误(每行只有一个错误)，则按下列情况改正：
多一个词，把多余的词用横线(—)划掉，在该行右边横线上写出该词，并也用横线划掉。
错一个饲，在错的词下划一横线，在该行右边横线上写出改正后的词。
注意：原行没有错的不要改。

The water cycle is a exciting and continuous process. 76. ______
The warm sun causes water on Earth to vapor, that is, 77. ______
to change into a gas and rise up into the sky. This is how forms 78. ______
clouds that float in the sky. Clouds can be mass of water droplets or 79. ______
ice particles. When the clouds get heavier enough, the water falls 80. ______
back to the earth. The water vapors must turn into a liquid or solid 81. ______
after it can fall to the earth. When the water falls back to the earth 82. ______
it is called precipitation. The water may fall in rain, snow, or hail. 83. ______
Plants in ou