若x的相反数是-3,|y|=5,则x+y=[ ]
A.8
B.-2
C.8或-2
D.-8或2
答案:C
下列检测能反映纤溶活性亢进,但哪项除外()
A.ELT缩短
B.PAgT聚集率增高
C.tPA含量增高
D.FDP增高
E.D-二聚体阳性
I _________my hometown for a long time, I really miss it ! [ ]
A. left
B. went away from
C. have left
D. have been away from