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The earth will become more and more beautiful if everyone     their best to protect the environment...

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grassy  wet  treeless  muddy  
did    were doing    will do    have done  
become warmer.  be much colder.  move more slowly.  move quickly.  
rain  people  wind  plants  
To criticize him  To tell an interesting story.  To prove man makes deserts.  To prove the hot sun makes a desert.  
it is bad to plant in rows in a dry place  it is better to raise animals on dry land than to make a farm  it is bad to make a farm in a dry place, but it is good to raise animals there  all lands that don't get very much rain are deserts  
They keep the earth from becoming even drier.  They do not let wind blow the earth away.  They add color to the dry places.  They hold water.  

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