最常见的甲状腺功能亢进是
A．继发于甲状腺炎
B．继发于结节性甲状腺肿
C．原发性甲亢
D．继发于甲状腺癌
E．高功能腺瘤
参考答案：C
The most satisfying life is one ______ you know the things you’re interested in and pursue it in your own way.
A．why
B．where
C．to whom
D．on which
熟料粉化
