In winter, people usually keep flowers in their houses to ______ them against the cold.

A. produce
B. provide
C. protect
D. prevent
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科目：初中英語 來源：模擬題 題型：單選題

In winter, people usually keep flowers in their houses to ______ them against the cold.
[     ]
A. produce
B. provide
C. protect
D. prevent

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