治疗痰热壅滞，咳嗽喘促，水肿，应选用的药物是（）。
A.桔梗
B.半夏
C.葶苈子
D.紫苏
E.旋覆花
参考答案：C
---May I try the shoes on?
---______, but I think they will be too small for you.
A．As you like
B．It is a pleasure
C．By all means
D．Believe it or not
一般不会发生恶变的肿瘤是()
A．皮样囊肿
B．鳃裂囊肿
C．皮脂腺囊肿
D．甲状舌管瘘
E．角化囊肿
