— You ought to have learnt all these sentences by heart.  

— ____, but I forgot everything when I was asked to recite them in front of so many students.   [ ]

A. So I ought to

B. So I did

C. So must I

D. So did I

患者，男，30岁。高热寒战2天，胸痛，伴咳嗽，痰中带血。听诊：右肺中部可闻及湿啰音。应首先考虑的是（）

A.急性支气管炎

B.肺炎

C.肺结核

D.肺癌

E.支气管哮喘