I have a lot of homework        today.           [ ]

A. does        

B. did            

C. to do                

D. doing

哮证发作期，气促息涌，咳痰黏着稠白，面赤口苦者，宜选用（）

A.射干麻黄汤

B.定喘汤

C.玉屏风散

D.生脉散

E.三子养亲汤