题目内容
One of the requirements for a fire is that the material ____to its burning temperature.
A. is heated B. will be heated C. be heated D. would be heated
【答案】
C
【解析】
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题目内容
One of the requirements for a fire is that the material ____to its burning temperature.
A. is heated B. will be heated C. be heated D. would be heated
C
【解析】