题目内容
从所给的四个选项中选择最佳答案
It's so cold outside.We must keep the frie ________.
[ ]
A.to burn B.burn C.burning D.burnt
答案:C
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题目内容
从所给的四个选项中选择最佳答案
It's so cold outside.We must keep the frie ________.
[ ]
A.to burn B.burn C.burning D.burnt