On the wall hung an overcoat, _______color is blue.
whose B. of which C. which D. its
答案:A
6-1/2”震击器的最大上击力为()lbs,最大下击力为()lbs。
测血压时袖带过紧可使 ()
A.收缩压偏低
B.收缩压偏高
C.无影响
D.舒张压偏高
E.舒张压偏低