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[主观题]

The concentration of carbon dioxide is caused by ______.A．the heat accumulated in the atmo

The concentration of carbon dioxide is caused by ______.

A．the heat accumulated in the atmosphere

B．the burning of coal

C．the wide use of renewable energy

D．the destruction of the tropical rain forest

提问人：网友xiaozhan03 发布时间：2022-01-07

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