题目内容
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解析:
1.He wants to be a pilot. 2.Because big balloons help it. 3.He shoots ten balloons. 4.No,they don't. 5.Because the balloons lose air. |
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题目内容
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1.He wants to be a pilot. 2.Because big balloons help it. 3.He shoots ten balloons. 4.No,they don't. 5.Because the balloons lose air. |
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