当人体的体温下降到多少摄氏度以下时，就会昏迷：
A
暂无解析
AnA4sizedpanel(太阳能板)putontothebackofajacketcosts__________US$15.Itcould__________acellphoneduringasummerwalk.
Motherwas______doingthecookingwhenIcamein.
求向量组α1=（1,2，-1,4），α2=(9,100,10,4)，α3=（-2，-4,2，-8）的秩和一个极大无关组.
AlthoughLindatriedhardintheexam,shedid______thanherbrother.
It'sseventhirty.I_________gotoschool.