Stay awake!You should know that it________to sleep in class. [      ]

A. doesn't permit  

B. is not permitted

C. will not be permitted  

D. was not permitted

女性，30岁。心悸、性急，食亢伴消瘦，检查发现甲状腺明显肿大，脉率140次/分，血T₃9.84mmol/L，T₄52.6mmol/L，诊断甲亢，采用何种治疗为宜（）。

A.立即行甲状腺大部切除

B.同位素治疗

C.普萘洛尔加复方碘溶液

D.利血平加复方碘溶液

E.充分术前准备后手术治疗