有助于出血、肿瘤和炎症的鉴别
A．水成像B．脂肪抑制C．MRI对比增强检查D．MR血管成像E．功能性MRI成像
参考答案：B
34. A note was on the blackboard ______ “All those who have a fever must leave school right now”.
A．on which was written
B．said
C．read
D．Reading
反洗钱系统管理员仅设在各级行科技部门。（）
