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来源：百度文库 编辑：高校问答 时间：2024/04/25 17:07:38
It took Mela 21 days to get to the North Pole.
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急啊帮帮忙!!!!
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急啊帮帮忙!!!!
How long did it take Mela to get to the North Pole.
不对,应该是:
What took Mela 21 days to get to the North Pole?
How long did it take Mela to get to the North Pole?
What does Mela spend 21 days to get to the North Pole?
What took Mela 21 days to get to the North Pole?
How long did Mela to get to the North Pole?