低级黄药中的碳原子数小于()。
A、4
B、5
C、6
D、3
参考答案:A
Jasper is a great painter.He is ____ Picasso. [ ]
A. the same great as
B. as great painter as
C. as great a painter as
D.such great a painter as
女,20岁,右颈前肿块2个月来诊。查体,甲状腺右叶上极扪及3cm×2cm肿块,表面光滑,颈部来掂及肿大的淋巴结,该人首选的检查是()。
A.甲状腺B超
B.颈部CT
C.甲状腺核素扫描
D.肿块针吸细胞学检查
E.颈部正侧位X线片