It was so cold that he kept the fire all night. A. to burn B. burn C. burning D. burned 查看更多

 

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It was so cold that he kept the fire _______ all night.

A. to burn             B. burn            C. burning      D. burned

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It was so cold that he kept the fire ________ all night.

[  ]
A.

to burn

B.

burn

C.

burning

D.

burned

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