问题标题：
Therewasmuchfogthismorning.()It________________thismorning.Theydidn'tarriveontimebecauseitsnowedheavily.()___________________________________________.对于整数a,b,c,d,符号|ab|表示运算ac-bd,已知1＜|1b|＜3,则b+d的值是
问题描述：
Therewasmuchfogthismorning.()
It________________thismorning.
Theydidn'tarriveontimebecauseitsnowedheavily.()
___________________________________________.
对于整数a,b,c,d,符号|ab|表示运算ac-bd,已知1＜|1b|＜3,则b+d的值是：
|cd||d4|
已知关于x的不等式2x+m＞-5的解集如图所示,则m的值为（）.
第二题改简单句
陶建武回答：
Therewasmuchfogthismorning.()
ItWASFOGGYthismorning.
Theydidn'tarriveontimebecauseitsnowedheavily.()
Theheavysnowfalldelayedtheirarrival.
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