Just have another try; why should you_______all theefforts you've made?   [ ]

A. taken away                 

B. put away    

C. throw away                      

D. left away

下列哪项不宜用¹³¹I治疗（）

A.亚甲炎

B.分化型甲状腺癌转移灶

C.Graves’病

D.功能自主性甲状腺结节

E.甲状腺癌术后去除甲状腺