服用前必须测脉率、心率的药物是（）。
A.止咳糖浆
B.磺胺类
C.硫脲类
D.强心苷类
E.发汗类
参考答案：D
— The war is very likely to break out in the near future.
— I ________, if the situation goes as it is. [ ]
A. hope so
B. hope not
C. am afraid not
D. am afraid so
溃疡性结肠炎病变常见的累及部位是（）
A.直肠和结肠
B.回盲部
C.盲肠
D.结肠
E.升结肠
