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题目
they also used fire to give them light and keep them warm in winter.
本句中and连接的是什么?keep前是否省略了to?为什么.求详细

提问时间:2020-07-25

答案
and 连接fire 的两种用途 如果分别写应该是:They also used fire to give them light.和 They also used fire to keep them warm .
把两句合为一句就变成了They also used fire to give them light and keep them warm in winter.
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