单克隆丙种球蛋白病首选检测方法是
A．血清区带电泳
B．免疫电泳
C．Ig定量测定
D．骨髓检测
E．免疫固定电泳
参考答案：A
176. --- I didn’t know you were good friends.
--- You ______. I have known her since she moved here. You were studying aboard then.
A．may have
B．needn’t have
C．wouldn’t have
D．must have
用向上排空气法收集氧气时，验满的方法是（ ）
A．看集气瓶周围是否有气泡冒出
B．用带火星的木条伸入集气瓶中，看是否复燃
C．用燃烧的木条伸入集气瓶中，看燃烧是否更旺
D．用带火星的木条放在集气瓶口，看是否复燃
