若a与b互为相反数,则a+b=( )。
0
It was in the small house was built with stones by his father he spent his childhood.
A.it; that
B.that; where
C.that; that
D.that; which
影像解剖“申通线”位于 ()
A.踝关节正位像
B.膝关节正位像
C.髋关节正位像
D.肩关节正位像
E.骶髂关节正位像