对跌倒或汽车碰撞后出现颈痛的患者,初步的颈部影像检查应是()。
A.骨扫描
B.MRI
C.CT扫描
D.X线平片
E.脊髓造影
参考答案:D
The old couple often take a walk after supper in the park with their pet dog them. [ ]
A. to follow
B. following
C. followed
D. follows
当今英国首相执政是代表:()卡梅伦。
A、民主党
B、共和党
C、保守党
D、工党