问题描述：
1.The Earth is the_________(three)planet.
1.The Earth is the_________(three)planet.
2.The Earth is the_________(big)of the four planets.
3.Mary is one of the__________(fast)girls in her class.
4.Tom________(look)like his father.
用所给词的适当形式填空.
1.The Earth is the_________(three)planet.
2.The Earth is the_________(big)of the four planets.
3.Mary is one of the__________(fast)girls in her class.
4.Tom________(look)like his father.
用所给词的适当形式填空.
问题解答：
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