用131I治疗Graves病后，一般需观察多久才能进行第二次I治疗（）
A.2个月
B.1个月
C.3个月
D.6个月
E.12个月
参考答案：D
So difficult it to live in an English-speaking country that I determined to learn English well.
A．I have felt
B．have I felt
C．I did feel
D．did I feel
属于痰热壅肺证表现的是（）
A．咯痰黄稠
B．气喘鼻煽
C．喉间痰鸣
D．胸闷胸痛
