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About one million years ago, the Ice Age began. The Ice Age was a long period of time in which fo...

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million of year   million year   millions years   millions of years
  
around  only  at least  nearly  
were invented  invented  was invented  is invented  
Millions…on  Million…in  Millions…on the  Million…on  
The waters of the ocean came from rain water.  The ocean was formed from the, lighter rock materials.  The vast single ocean formed about 200 million years ago.  The ocean covered the whole surface of the earth at very beginning.  
Millions, on  Million, in  Millions, on the  Million, on  
300,000  two million  400,000  480 times 300,000  
Being inspected  Inspected   Having inspected  To inspect  
died of    died from    died out    died away  
About twenty thousand.  About-one million and four hundred thousand.  About one million and four thousand.  About one million and four hundred.  
The waters of the ocean came from rain water.  The ocean was formed from the lighter rock materials.  The vast single ocean formed about 200 million years ago.  The ocean covered the whole surface of the earth at very beginning.  
as twice large    twice as large    as many twice    twice as many  
The waters of the ocean came from rain water.  The ocean was formed from the, lighter rock materials.  The vast single ocean formed about 200 million years ago.  The ocean covered the whole surface of the earth at very beginnin  
Millions... on  Million... in  Millions... on the  Million... on  
the one of three years ago    one three years ago    the one since three years    one from three years  

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