Both the Earth and the Mars can support life.[音频]
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The Earth and the Mars have similar temperature.
A. 对
B. 错
Earth day and Mars day is of similar length.
A. 对
B. 错
Both the Earth and the Mars have water.
A. 对
B. 错
Earth's air has the same component with that of Mars.
A. 对
B. 错
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