首先，人们会花几天时间来完全清理他们的房屋。
First, people spend a few days to clean their houses completely.
他们再花几天时间考虑这件事。而这期间我只能躺在床上，动弹不得。
They considered the matter for days while I lay in bed, unable to move.
几天后，黄色的花变成白色，也变得柔软。
如果经常换水，花可以维持好几天。
If you change the water regularly, the flowers will last for several days.
如果经常换水，花可以维持好几天。
If you change the water regularly, the flowers will last for several days.
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