拒绝、逃避监督检查，或者伪造、销毁、隐匿有关证据材料的，或者擅自动用查封、扣押物品的，要从重处罚。（）
参考答案：对
A: Hi, Li Jun. You were not at school yesterday. 56
B: Oh, I had a headache and I had to ask for a sick leave.
A: Sorry to hear that. 57
B: Yes, my mother took me to the hospital.
A: 58
B: The doctor checked me over and said I had a cold.
A 59
B: Yes, a little. The doctor told me to take the medicine three times a day and have plenty of water.
A: 60
B: Yeh. Thank you.
A; You’re welcome.
与血管造影导管不相符的描述是（）
A.其头端有不同形状
B.导管腔呈圆形
C.导管壁内无金属网结构
D.可经导管送入栓塞材料
E.导管外径在1mm以上
