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The clear colorless liquid that falls as rain, fills lake and rivers, and is necessary for life to exist is . A. oxygen B. petrol C. water D. flood 【查看更多】

 

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287. The clear colorless liquid that falls as rain, fills lake and rivers, and is necessary for life to exist is______.

A．oxygen

B．petrol

C．water

D．Flood

 

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287. The clear colorless liquid that falls as rain, fills lake and rivers, and is necessary for life to exist is______.

A. oxygen                 B. petrol                    C. water                    D. Flood

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The clear colorless liquid that falls as rain, fills lake and rivers, and is necessary for life to exist is　　 .

A. oxygen　　 B. petrol　　　 C. water　　　 D. flood

 

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