哪种病人应慎用血管内碘对比剂（）。
A.梗阻性黄疸
B.一侧肾积水
C.肺结核
D.氮质血症
E.HbsAg阳性
参考答案：D
One evening when it was SO warm，I stayed awake on purpose until half past eleven in order to have a good look at the moon by myself．
（）是礼貌修养的根本。
A.勇于实践
B.努力学习理论
C.体高素质
D.加强培训
