题目

This iceberg is four times______ that one. A. big as         B. as bigger as         C. the size of        D. the bigger than   答案:Cthe size of前面加上倍数等词,表示尺寸大小的几倍。已知命题的逆命题是“若实数满足且,则”,则命题的否命题是                                           
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