Answers

2015-06-16T19:09:23+08:00
Oxygen is important to our body because our body needs an oxygen ... Why? Do you think you can live without oxygen?! Thats why oxygen important in our daily lives..
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2015-06-16T23:21:31+08:00
Oxygen is necessary for life to exist.Without it,the cells in the body would not be able to release the energy in food for power,and the cells would die within minutes.
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