支气管扩张咯血，一般不主张使用（）。
A.抗生素
B.止血药
C.镇咳药
D.支气管扩张剂
E.镇静剂
参考答案：D
简述王统照小说创作的基本特点。
The number of people in the party _____fifty, but a number of them ____ absent for different reasons. [ ]
A. were; was
B. was; was
C. was; were
D. were; were
