______ the temperature might drop, coal was prepared for warming.

题库:邮政储汇业务员考试 类型:最佳选择题 时间:2017-06-30 14:50:03 免费下载:《单选》Word试卷

______ the temperature might drop, coal was prepared for warming.
A.To consider
B.Considered
C.Considering
D.To be considered

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