| 1. 单词拼写（词汇运用） | 详细信息 |
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（没有一个）of us have been to the Great Wall.
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| 2. 单词拼写（词汇运用） | 详细信息 |
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We should do something to protect our（环境）.
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| 3. 单词拼写（词汇运用） | 详细信息 |
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It's important to（交流）with our parents more.
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| 4. 单词拼写（词汇运用） | 详细信息 |
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We can't imagine how large the（宇宙）is.
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| 5. 单词拼写（词汇运用） | 详细信息 |
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A g of students are playing games on the playground.
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| 6. 单词拼写（词汇运用） | 详细信息 |
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I don't know if there is life o there in space.
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| 7. 单词拼写（词汇运用） | 详细信息 |
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It's i for him to finish the work today. He needs our help.
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| 8. 单词拼写（词汇运用） | 详细信息 |
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The earth goes a the sun.
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| 9. 单词拼写（词汇运用） | 详细信息 |
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The moon itself doesn't give out l.
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| 10. 语法填空 | 详细信息 |
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There has been life for (million) of years.
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