I don’t think the scene with the horses really ________.
A.ok
B.proper
C.works
D.fits
答案:C
急性盆腔炎常见的病理变化有()
A.急性盆腔结缔组织炎
B.冰冻骨盆
C.急性子宫肌炎
D.输卵管积水
E.急性输卵管炎
检验钻具螺纹丝扣时,是否要戴防护手套?为什么?